CN104949358A - Water conservation and water temperature control integrated device for solar water heater and method - Google Patents
Water conservation and water temperature control integrated device for solar water heater and method Download PDFInfo
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- CN104949358A CN104949358A CN201510426827.3A CN201510426827A CN104949358A CN 104949358 A CN104949358 A CN 104949358A CN 201510426827 A CN201510426827 A CN 201510426827A CN 104949358 A CN104949358 A CN 104949358A
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- water
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- blending bin
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The invention relates to a water conservation and water temperature control integrated device for a solar water heater and a method. The water conservation and water temperature control integrated device comprises an inflow water separation pipeline system, a water temperature control system, a tap water pipeline system, a control system and a water utilization pipeline system, wherein the inflow water separation pipeline system, the water temperature control system and the tap water pipeline system are provided with temperature sensors and electromagnetic valves; the temperature sensors are used for measuring temperature values of corresponding water flow; the control system is used for calculating according to the collected temperature values and controlling the opening and closing of the electromagnetic valves according to the calculated result so as to control the inflow water separation pipeline system, the water temperature control system and the tap water pipeline system. The device has the benefits as follows: the operation is convenient, the temperature control is accurate, water conservation and energy conservation are realized, the structure is simple and the service life is long.
Description
Technical field
The invention belongs to automaton technical field, be specifically related to one and control integrated apparatus and method for solar water heater water saving and water temperature.
Background technology
Current solar water heater is widely used, solar water heater makes its temperature raise by solar energy heating cold water, but because heating continues until do not have solar energy to supply always, the i.e. time of uncontrollable solar energy heating, to such an extent as to the coolant-temperature gage of solar water heater heating can be elevated to a higher value always, for just needing control valve in use to make hot water or cold water mix user to reach a suitable water temperature, not only complex operation, and water temperature vary within wide limits.Meanwhile, when using solar water heater, because solar water is indoor from roof access, hot water pipeline is longer, and hot water remaining in pipeline can cool rapidly, becomes the remaining cold water of pipeline, user uses the water that first need bleed off this part cooling during hot water, causes water resource waste.
For the remaining cold water problem of pipeline, processing method main at present to be drawn back by remaining for pipeline cold water to heating place by water pump again to heat, but there is the defect of energy dissipation, pipe arrangement complexity.And for the problem of lower water temperature, product main be at present by the mechanical adjustment mode of expanding with heat and contract with cold of temperature-sensitive element regulate hot water or cold water separately combined amount to regulate water temperature, but cannot realize accurately controlling water temperature, and when variation in water pressure, temperature-sensitive element stretches repeatedly, easily causes reduce the service life of product.
Summary of the invention
One is the object of the present invention is to provide to control integrated apparatus and method, to improve the defect existed in prior art for solar water heater water saving and water temperature.
For achieving the above object, one of the present invention is used for solar water heater water saving and water temperature controls integrated apparatus, comprises water separating pipe system, water temperature controls the decorum, water supply pipe system, control system and with water piping system:
Water separating pipe system is formed primarily of the main pipeline of water for receiving solar water heater heating and the first branch pipe(tube) be communicated with main pipeline, the second branch pipe(tube), main pipeline inside is provided with main pipeline temperature sensor, first branch pipe(tube) is provided with the first magnetic valve, and the second branch pipe(tube) is provided with the second magnetic valve;
Water temperature control system is formed primarily of blending bin, hot water, tap water tank, hot water water-intake small pipe road, running water water-intake small pipe road, blending bin residual water recovery channel and storage tank, blending bin inside is provided with blending bin temperature sensor, hot water water-intake small pipe road controls hot water miniature electromagnetic valve for several and its are equipped with, running water water-intake small pipe road controls running water miniature electromagnetic valve for several and its are equipped with, and blending bin residual water recovery channel is provided with the 3rd magnetic valve;
The water supply pipe that water supply pipe system is provided with tap water temperature sensor primarily of inside is formed;
The water side of the first branch pipe(tube) is communicated with storage tank, and the water side of the second branch pipe(tube) is communicated with hot water, is communicated with the lower end of blending bin with water piping system;
Be respectively equipped with holding wire between control system and main pipeline temperature sensor, blending bin temperature sensor, tap water temperature sensor, and the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, control hot water miniature electromagnetic valve, control to be respectively equipped with wire between running water miniature electromagnetic valve.
As the improvement controlling integrated apparatus for solar water heater water saving and water temperature of the present invention, blending bin inside is provided with the mixed water plate that stratiform is arranged.
Improve further for solar water heater water saving and water temperature control integrated apparatus as of the present invention, mixed water plate is provided with some layers from top to bottom, odd-level is that shape is emptied at middle part, and even level is that shape is emptied in both sides, and the area emptying part in the middle part of odd-level is less than the area of even level remainder.
A kind of employing of the present invention is used for water saving and the temperature control method of water of solar water heater water saving and the realization of water temperature control integrated apparatus, comprises following steps:
Step 1, main pipeline temperature sensor institute calorimetric water water temperature is T
1, user's set water temperature is T, works as T
1during < T, the first magnetic valve is opened, the second closed electromagnetic valve, works as T
1during≤T, the first closed electromagnetic valve, the second magnetic valve are opened;
Step 2, it is T that tap water temperature sensor records running water water temperature
2, first suppose that the hot water in hot water water-intake small pipe road is identical with the flow velocity of the running water in running water inlet channel, because hot water water-intake small pipe road, running water inlet channel bore are identical, the mixed water temperature of hot water, running water are made to be T, then need to meet formula one
Wherein, n
1for number is opened in hot water water-intake small pipe road, n
2for number is opened in running water water-intake small pipe road, control system, through calculating, obtains hot water water-intake small pipe road, the ratio of number that running water inlet channel should be opened, and control system hot water taking water-intake small pipe road or running water inlet channel open the maximum of number, namely meet n
1close to number or the n in hot water water-intake small pipe road
2close to the number of running water inlet channel, control system sends signal makes control hot water miniature electromagnetic valve open n
1individual, make control running water miniature electromagnetic valve open n
2individual;
Step 3, blending bin temperature sensor records the water temperature T of mixing water in blending bin
3, the hot water in hot water water-intake small pipe road, the running water actual flow velocity in running water inlet channel are not identical, work as T
3> T+3 DEG C or T
3during < T-3 DEG C, actual conditions are formula two
Wherein, n '
1for number should be opened, n ' in hot water water-intake small pipe road
2for number should be opened in running water water-intake small pipe road, control system, through calculating, obtains hot water water-intake small pipe road, the ratio n ' of number that running water inlet channel should be opened
1/ n '
2, control system hot water taking water-intake small pipe road or running water inlet channel should open the maximum of number simultaneously, namely meet n '
1close to number or the n ' in hot water water-intake small pipe road
2close to the number of running water inlet channel;
Step 4, control system 400 is by n '
1with n
1, n '
2with n
2respectively by formula three and formula four
Δ
1＝n′
1-n
1
Δ
2＝n′
2-n
2
Carry out calculating Δ
1with Δ
2, wherein, Δ
1with Δ
2equal round numbers, works as Δ
1during > 0, control system controls to open Δ
1individual control hot water miniature electromagnetic valve, works as Δ
1during < 0, control system controls closedown-Δ
1individual control hot water miniature electromagnetic valve, works as Δ
2during > 0, control system controls to open Δ
2individual control running water miniature electromagnetic valve works as Δ
2during < 0, control system controls closedown-Δ
2individual control running water miniature electromagnetic valve, now blending bin water temperature reaches T ± 3 DEG C;
Step 5, after user is finished water, blending bin temperature sensor detects mixing water water temperature T in blending bin
3, the temperature of residual water is cooled to the temperature T ' control system through type five preset
Δ
3＝T
3-T′
Carry out calculating Δ
3, wherein, T
3for mixing water and residual water water temperature in the blending bin that blending bin temperature sensor detects, T ' is the recovery critical-temperature of mixing water in the blending bin that presets, works as Δ
3during > 0, control system controls the 3rd magnetic valve and opens, and works as Δ
3during < 0, control system controls the 3rd closed electromagnetic valve.
Beneficial effect of the present invention:
1. user only need set required water temperature value before use hot water, and just directly can use hot water at tap place, therefore the present invention has easy to operate advantage;
2. control system has configured certain hot water or cold water by twice calculating, and after Homogeneous phase mixing, water temperature can reach setting value, and therefore the present invention can accurate temperature control;
3. the remaining cold water of the pipeline of solar water heater is reclaimed by storage tank after water separating pipe systematic position, and the remaining cold water of blending bin is reclaimed by storage tank, avoids the artificial waste of this part water, and therefore the present invention has the advantage of water saving;
4. the remaining cold water of the pipeline of solar water heater is without the need to drawing up solar energy heating water tank by water pump, and directly as domestic water, make whole device power consumption little, therefore the present invention has energy-conservation advantage;
5. device of the present invention is that structure is simple by pipeline, blending bin, control system and magnetic valve composition substantially;
6. device of the present invention finally runs by magnetic valve opening and closing is main, and magnetic valve performance is stable and the life-span is longer, and device is more durable, long service life.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view controlling integrated apparatus for solar water heater water saving and water temperature of the present invention;
Fig. 2 be of the present invention a kind of for solar water heater water saving and water temperature control integrated apparatus face structural representation;
Fig. 3 is the structural representation of blending bin of the present invention;
Fig. 4 is the perspective structure schematic diagram of blending bin of the present invention.
Reference numeral:
Water separating pipe system 100, main pipeline 101, first branch pipe(tube) 102, first magnetic valve 103, second branch pipe(tube) 104, second magnetic valve 105, main pipeline temperature sensor 106, water temperature controls the decorum 200, blending bin 201, mixed water plate 202, blending bin temperature sensor 203, hot water 204, tap water tank 205, hot water water-intake small pipe road 206, control hot water miniature electromagnetic valve 207, running water water-intake small pipe road 208, control running water miniature electromagnetic valve 209, blending bin residual water recovery channel 210, 3rd magnetic valve 211, water supply pipe system 300, water supply pipe 301, tap water temperature sensor 302, control system 400, with water piping system 500, with penstock 501, with faucet water 502.
Detailed description of the invention
Solar water heater is primarily of part compositions such as flat plate collector, solar energy heating water tank, water pipe, control panel, support and accessories.Flat plate collector is for receiving solar energy, and then heating cold water; Solar energy heating water tank is for storing cold water to be heated, and the water after heating leads to user by water pipe; Solar energy heating water tank and flat plate collector are erected at open air by support; User place is provided with control panel, facilitates user control adding water of solar energy heating water tank and set required water temperature value.
Storage tank be one separately for depositing the water tank of remaining cold water, under the water side being placed in the first branch pipe(tube) 102 and blending bin residual water recovery channel 210, make current rely on self potential energy automatically to flow into.Storage tank arranges tap, and water is wherein originated as domestic water.
A kind of be used for solar water heater water saving and water temperature controls integrated apparatus, comprise water separating pipe system 100, water temperature controls the decorum 200, water supply pipe system 300, control system 400 and with water piping system 500.
Water separating pipe system 100 is formed primarily of main pipeline 101, first branch pipe(tube) 102, second branch pipe(tube) 104, main pipeline 101 inside is provided with main pipeline temperature sensor 106, first branch pipe(tube) 102 is provided with the first magnetic valve 103, second branch pipe(tube) 104 and is provided with the second magnetic valve 105.
The connected mode of the critical piece of water separating pipe system 100 is:
First branch pipe(tube) 102, second branch pipe(tube) 104 is communicated with main pipeline 101 respectively, and water separating pipe system 100 is in " T " font.
Water temperature control system 200 is formed primarily of blending bin 201, hot water 204, tap water tank 205, hot water water-intake small pipe road 206, running water water-intake small pipe road 208, blending bin residual water recovery channel 210 and storage tank, and blending bin 201 inside is provided with the mixed water plate 202 of temperature sensor 203 and stratiform setting.Hot water water-intake small pipe road 206 is 8 and each hot water water-intake small pipe road 206 is equipped with to control hot water miniature electromagnetic valve 207, running water water-intake small pipe road 208 is 8 and each running water water-intake small pipe road 208 is equipped with to control running water miniature electromagnetic valve 209, and blending bin residual water recovery channel 210 is provided with the 3rd magnetic valve 211.
The connected mode of the critical piece of water temperature control system 200 is:
Hot water 204,8 hot water water-intake small pipe roads 206 are positioned at the left side of blending bin 201, the arrangement mode of hot water water-intake small pipe road more than 206 row 4, lower row 4, and one end is communicated with hot water 204, and the other end is communicated with blending bin 201;
Tap water tank 205,8 running water water-intake small pipe roads 208 are positioned at the right side of blending bin 201, the arrangement mode of running water water-intake small pipe road more than 208 row 4, lower row 4, and one end is communicated with tap water tank 205, the other end is communicated with blending bin 201;
The function of mixed water plate 202 Homogeneous phase mixing hot water or cold waters, this part has 4 layers from the top down, and wherein, the 1st layer of mixed water plate is that middle part is emptied, two are placed under water discharge water-intake small pipe road 206 and upper row's cold water water-intake small pipe road 208, two side portions width all with empty partial width equal wide; 2nd layer of mixed water plate is that both sides are emptied, and middle part is placed in upper strata and mixes water plate and empty under part, and width slightly mixes water plate than upper strata, and to empty part long; 3rd layer of mixed water plate structure is consistent with the 1st layer of mixed water plate, and two are placed under lower water discharge water-intake small pipe road 206 and lower row's cold water water-intake small pipe road 208; 4th layer of mixed water plate structure is consistent with the 2nd layer of mixed water plate;
The water supply pipe 301 that water supply pipe system 300 is provided with tap water temperature sensor 302 primarily of inside is formed;
Comprise with penstock 501 with faucet water 502, with the opening and closing of penstock 501 control faucet water 502 with water piping system 500.
The connected mode of each system of the present invention is:
The water inlet end of main pipeline 101 is communicated with solar energy heating water tank, the water side of the first branch pipe(tube) 102 is communicated with the storage tank for storing remaining cold water, the water side of the second branch pipe(tube) 104 is communicated with hot water 204, blending bin residual water recovery channel 210 is communicated with storage tank, and water supply pipe 301 is communicated with tap water pipe network; Be connected to bottom blending bin 201 by pipeline with faucet water 502, and communicate with its inside, be placed in the below of the 4th layer of mixed water plate of blending bin with the water inlet of faucet water 502.
Be respectively equipped with holding wire between control system 400 and main pipeline temperature sensor 106, blending bin temperature sensor 203, tap water temperature sensor 302, and the first magnetic valve 103, second magnetic valve 105, the 3rd magnetic valve 211, control hot water miniature electromagnetic valve 207, control to be respectively equipped with wire between running water miniature electromagnetic valve 209.
The structure of control system 400 is:
Control system 400 is made up of the single-chip microcomputer and communication interface, digital translation interface developing integrated circuit according to calculation procedure.
The working method of control system 400 is:
Control system 400, be connected with main pipeline temperature sensor 106, blending bin temperature sensor 203, tap water temperature sensor 302 respectively by holding wire, automatically main pipeline 101 water flow inside temperature value is gathered by main pipeline temperature sensor 106, automatically gather blending bin 201 water flow inside temperature value by blending bin temperature sensor 203, automatically gather water supply pipe 301 water flow inside temperature value by tap water temperature sensor 302; Described control system 400, by wire respectively with the first magnetic valve 103, second magnetic valve 105, the 3rd magnetic valve 211, control hot water miniature electromagnetic valve 207, control running water miniature electromagnetic valve 209 and be connected, calculate according to each gathered water flow temperature value, according to result of calculation, the closedown of automatic control first magnetic valve 103, second magnetic valve 105, the 3rd magnetic valve 211, and automatically control hot water miniature electromagnetic valve 207, running water miniature electromagnetic valve 209 unlatching number and close number.
Control system 400 is arranged separately, or is incorporated in the control panel of solar water heater.
Embodiment adopts the above-mentioned water saving and the temperature control method of water that control integrated apparatus realization for solar water heater water saving and water temperature, comprises following steps:
Step 1, main pipeline temperature sensor 106 calorimetric water water temperatures are T
1, user's set water temperature is T, works as T
1during < T, the first magnetic valve 103 is opened, the second magnetic valve 105 cuts out, and now the water of main pipeline 101 inside and cold water (the remaining cold water of pipeline of solar water heater) flow into storage tank, work as T
1during≤T, the first magnetic valve 103 cuts out, the second magnetic valve 105 is opened, and now the water hot water of main pipeline 101 inside flows into blending bin 201;
Detailed description of the invention is, user is set water temperature T on the control panel of solar water heater, temperature signal is transferred to control system 400 by the control panel of main pipeline temperature sensor 106 and solar water heater respectively, and control system 400 controls the open/close states of the first magnetic valve 103 and the second magnetic valve 105 according to the temperature signal received.
Step 2, it is T that tap water temperature sensor 302 records running water water temperature
2first suppose that hot water in hot water water-intake small pipe road 206 is identical with the flow velocity of the running water in running water inlet channel 208 and be v, due to hot water water-intake small pipe road 206, running water inlet channel 208 bore is identical and cross-sectional area is A, the mixed water temperature of hot water, running water is made to be T, then need to meet
cm
1(T
1-T)＝cm
2(T-T
2) (1)
m
1＝ρV
1(2)
V
1＝Q
1t＝vAn
1t (3)
m
2＝ρV
2(4)
V
2＝Q
2t＝vAn
2t (5)
Wherein, c is that specific heat of water holds, and ρ is the density of water, n
1for number is opened, n in hot water water-intake small pipe road 206
2for number is opened in running water water-intake small pipe road 208, t is certain period of device work, m
1for the t time enters the hot water quality of blending bin; m
2for entering the running water quality of blending bin in the t time; V
1for the t time enters the hot water volume of blending bin; V
2for the t time enters the running water volume of blending bin; Q
1for hot water enters the total flow of blending bin; Q
2for running water enters the total flow of blending bin.
Bring (1) equal sign left side again into after (3) are brought into (2), bring into again after (5) being brought into (4) on the right of (1) equal sign simultaneously, obtain after arrangement
Control system 400, through calculating, obtains number that running water inlet channel 208 should open, the ratio n of number that hot water water-intake small pipe road 206 should be opened
2/ n
1, control system 400 hot water taking water-intake small pipe road 206 or running water inlet channel 208 open the maximum of number, namely meet n
1or n
2close to 8, control system 400 sends signal makes control hot water miniature electromagnetic valve 207 open n
1individual, make control running water miniature electromagnetic valve 209 open n
2individual;
Step 3, blending bin temperature sensor 203 records the water temperature T of mixing water in blending bin 201
3, because in hot water, running water inlet channel 208 in hot water water-intake small pipe road 206, running water actual flow velocity is not identical, the water temperature T of mixing water in now blending bin 201
3the water temperature T of user's setting can not be reached, therefore need to regulate hot water, running water inflow further, in order to avoid miniature electromagnetic valve causes service life reduction because continuing opening and closing, be necessary to set critical value, inspection information obtains the water temperature change that people's physical efficiency senses and is greater than 3 degrees Celsius, therefore set water temperature value T and actual water temperature value T
3just regulate when differing 3 DEG C, work as T
3> T+3 DEG C or T
3during < T-3 DEG C,
v
1n
1(T
1-T
3)＝v
2n
2(T
3-T
2) (7)
v
1n′
1(T
1-T)＝v
2n′
2(T-T
2) (8)
(7) (8) are integrated and obtains
Wherein, in hot water water-intake small pipe road 206, hot water actual flow velocity is v
1, running water actual flow velocity is v in running water inlet channel 208
2, it is n ' that number should be opened in hot water water-intake small pipe road 206
1, should to open number be n ' in running water water-intake small pipe road
2, control system 400 is by n
1, n
2substitute into the ratio n ' of the number that (9) obtain hot water water-intake small pipe road 206, running water inlet channel 208 should be opened
1/ n '
2, control system 400 hot water taking water-intake small pipe road 206 or running water inlet channel 208 should open the maximum of number simultaneously, namely meet n '
1or n '
2close to 8;
Step 4, control system 400 is by n '
1with n
1, n '
2with n
2respectively by
Δ
1＝n′
1-n
1(10)
Δ
2＝n′
2-n
2(11)
Carry out calculating Δ
1with Δ
2, wherein, Δ
1with Δ
2equal round numbers, works as Δ
1during > 0, control system 400 controls to open Δ
1individual control hot water miniature electromagnetic valve 207, works as Δ
1during < 0, control system 400 controls closedown-Δ
1individual control hot water miniature electromagnetic valve 207, works as Δ
2during > 0, control system 400 controls to open Δ
2individual control running water miniature electromagnetic valve 209 works as Δ
2during < 0, control system 400 controls closedown-Δ
2individual control running water miniature electromagnetic valve 209, now blending bin 201 water temperature reaches T ± 3 DEG C, and user starts with water;
Step 5, after user is finished water, blending bin temperature sensor 203 detects mixing water water temperature T in blending bin 201
3, the temperature of residual water is cooled to the temperature T ' control system 400 preset to pass through
Δ
3＝T
3-T′ (12)
Carry out calculating Δ
3, wherein, T
3for mixing water and residual water water temperature in the blending bin 201 that blending bin temperature sensor 203 detects, T ' is the recovery critical-temperature of mixing water in the blending bin 201 that presets, works as Δ
3during > 0, control system 400 controls the 3rd magnetic valve 211 and opens, and works as Δ
3during < 0, control system 400 controls the 3rd magnetic valve 211 and closes.
These are only specific embodiments of the invention, do not limit protection scope of the present invention with this; Not violating any replacement and improvement that the basis of the present invention's design is done, all belong to protection scope of the present invention.
Claims (4)
1. one kind controls integrated apparatus for solar water heater water saving and water temperature, it is characterized in that, comprise water separating pipe system (100), water temperature controls the decorum (200), water supply pipe system (300), control system (400) and with water piping system (500):
Water separating pipe system (100) is formed primarily of the main pipeline (101) of water for receiving solar water heater heating and the first branch pipe(tube) (102) be communicated with main pipeline (101), the second branch pipe(tube) (104), main pipeline (101) inside is provided with main pipeline temperature sensor (106), first branch pipe(tube) (102) is provided with the first magnetic valve (103), and the second branch pipe(tube) (104) is provided with the second magnetic valve (105);
Water temperature control system (200) is primarily of blending bin (201), hot water (204), tap water tank (205), hot water water-intake small pipe road (206), running water water-intake small pipe road (208), blending bin residual water recovery channel (210) and storage tank are formed, blending bin (201) inside is provided with blending bin temperature sensor (203), hot water water-intake small pipe road (206) for several and it is equipped with control hot water miniature electromagnetic valve (207), running water water-intake small pipe road (208) for several and it is equipped with control running water miniature electromagnetic valve (209), blending bin residual water recovery channel (210) is provided with the 3rd magnetic valve (211),
The water supply pipe (301) that water supply pipe system (300) is provided with tap water temperature sensor (302) primarily of inside is formed;
The water side of the first branch pipe(tube) (102) is communicated with storage tank, and the water side of the second branch pipe(tube) (104) is communicated with hot water (204), is communicated with the lower end of water piping system (500) with blending bin (201);
Control system (400) and main pipeline temperature sensor (106), blending bin temperature sensor (203), tap water temperature sensor are respectively equipped with holding wire between (302), and the first magnetic valve (103), the second magnetic valve (105), the 3rd magnetic valve (211), control hot water miniature electromagnetic valve (207), control to be respectively equipped with wire between running water miniature electromagnetic valve (209).
2. one according to claim 1 is used for solar water heater water saving and water temperature control integrated apparatus, it is characterized in that: blending bin (201) inside is provided with the mixed water plate (202) that stratiform is arranged.
3. one according to claim 2 is used for solar water heater water saving and water temperature control integrated apparatus, it is characterized in that: mixed water plate (202) is provided with some layers from top to bottom, odd-level is that shape is emptied at middle part, even level is that shape is emptied in both sides, and the area emptying part in the middle part of odd-level is less than the area of even level remainder.
4. adopt the water saving and the temperature control method of water that control integrated apparatus realization described in any one of claim 1,2 or 3 for solar water heater water saving and water temperature, it is characterized in that, comprise following steps:
Step 1, main pipeline temperature sensor (106) institute calorimetric water water temperature is T
1, user's set water temperature is T, works as T
1during ﹤ T, the first magnetic valve (103) is opened, the second magnetic valve (105) cuts out, and works as T
1during≤T, the first magnetic valve (103) cuts out, the second magnetic valve (105) is opened;
Step 2, it is T that tap water temperature sensor (302) records running water water temperature
2first suppose that the hot water in hot water water-intake small pipe road (206) is identical with the flow velocity of the running water in running water inlet channel (208), because hot water water-intake small pipe road (206), running water inlet channel (208) bore are identical, make the mixed water temperature of hot water, running water be T, then need to meet formula one
Wherein, n
1for number is opened in hot water water-intake small pipe road (206), n
2for number is opened in running water water-intake small pipe road, control system (400) is through calculating, obtain hot water water-intake small pipe road (206), the ratio of number that running water inlet channel (208) should be opened, control system (400) hot water taking water-intake small pipe road (206) or running water inlet channel (208) open the maximum of number, namely meet n
1close to number or the n in hot water water-intake small pipe road
2close to the number of running water inlet channel, control system (400) sends signal makes control hot water miniature electromagnetic valve (207) open n
1individual, make control running water miniature electromagnetic valve (209) open n
2individual;
Step 3, blending bin temperature sensor (203) records the water temperature T of mixing water in blending bin
3, in hot water water-intake small pipe road (206), in hot water, running water inlet channel (208), running water actual flow velocity is not identical, works as T
3>T+3 DEG C or T
3during <T-3 DEG C, actual conditions are formula two
Wherein, n '
1for number should be opened, n ' in hot water water-intake small pipe road (206)
2for number should be opened in running water water-intake small pipe road, control system (400), through calculating, obtains hot water water-intake small pipe road (206), the ratio n ' of number that running water inlet channel (208) should be opened
1∕ n '
2, control system (400) hot water taking water-intake small pipe road (206) or running water inlet channel (208) should open the maximum of number simultaneously, namely meet n '
1close to number or the n ' in hot water water-intake small pipe road
2close to the number of running water inlet channel;
Step 4, control system (400) is by n '
1with n
1, n '
2with n
2respectively by formula three and formula four
Δ
1=n′
1-n
1
Δ
2=n′
2-n
2
Carry out calculating Δ
1with Δ
2, wherein, Δ
1with Δ
2equal round numbers, works as Δ
1during ﹥ 0, control system (400) controls to open Δ
1individual control hot water miniature electromagnetic valve (207), works as Δ
1during <0, control system (400) controls closedown-Δ
1individual control hot water miniature electromagnetic valve (207), works as Δ
2during >0, control system (400) controls to open Δ
2individual control running water miniature electromagnetic valve (209) works as Δ
2during <0, control system (400) controls closedown-Δ
2individual control running water miniature electromagnetic valve (209), now blending bin water temperature reaches T ± 3 DEG C;
Step 5, after user is finished water, blending bin temperature sensor (203) detects mixing water water temperature T in blending bin
3, the temperature of residual water is cooled to temperature T ' control system (400) through type five preset
Δ
3=T
3-T′
Carry out calculating Δ
3, wherein, T
3for mixing water and residual water water temperature in the blending bin that blending bin temperature sensor (203) detects, T ' is the recovery critical-temperature of mixing water in the blending bin that presets, works as Δ
3during ﹥ 0, control system (400) controls the 3rd magnetic valve (211) and opens, and works as Δ
3during <0, control system (400) controls the 3rd magnetic valve (211) and closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510426827.3A CN104949358B (en) | 2015-07-20 | 2015-07-20 | Water conservation and water temperature control integrated device for solar water heater and method |
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| CN201510426827.3A CN104949358B (en) | 2015-07-20 | 2015-07-20 | Water conservation and water temperature control integrated device for solar water heater and method |
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| CN104949358B CN104949358B (en) | 2017-01-18 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4757943A (en) * | 1984-12-24 | 1988-07-19 | Naiad Company Usa | Method and apparatus for controlling the temperature of a liquid |
| US5294045A (en) * | 1993-05-10 | 1994-03-15 | Harris Kevin R | Temperature and flow control valve |
| CN1273347A (en) * | 1999-05-05 | 2000-11-15 | 承德市新龙电子有限责任公司 | Intelligent water mixer |
| CN2537921Y (en) * | 2002-01-29 | 2003-02-26 | 吕柱 | Water heater for shower |
| US20060231638A1 (en) * | 2005-04-19 | 2006-10-19 | Jeffrey Belz | Electronic proportioning valve |
| EP2136278A1 (en) * | 2008-06-16 | 2009-12-23 | Fabrizio Nobili | Thermostatic mixer |
| CN102654311A (en) * | 2012-05-10 | 2012-09-05 | 范晓晨 | Water heater water mixing device |
-
2015
- 2015-07-20 CN CN201510426827.3A patent/CN104949358B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4757943A (en) * | 1984-12-24 | 1988-07-19 | Naiad Company Usa | Method and apparatus for controlling the temperature of a liquid |
| US5294045A (en) * | 1993-05-10 | 1994-03-15 | Harris Kevin R | Temperature and flow control valve |
| CN1273347A (en) * | 1999-05-05 | 2000-11-15 | 承德市新龙电子有限责任公司 | Intelligent water mixer |
| CN2537921Y (en) * | 2002-01-29 | 2003-02-26 | 吕柱 | Water heater for shower |
| US20060231638A1 (en) * | 2005-04-19 | 2006-10-19 | Jeffrey Belz | Electronic proportioning valve |
| EP2136278A1 (en) * | 2008-06-16 | 2009-12-23 | Fabrizio Nobili | Thermostatic mixer |
| CN102654311A (en) * | 2012-05-10 | 2012-09-05 | 范晓晨 | Water heater water mixing device |
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|---|---|
| CN104949358B (en) | 2017-01-18 |
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