CN203785073U - Parallel heat supply system comprising gas heating water heaters - Google Patents
Parallel heat supply system comprising gas heating water heaters Download PDFInfo
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- CN203785073U CN203785073U CN201420151492.XU CN201420151492U CN203785073U CN 203785073 U CN203785073 U CN 203785073U CN 201420151492 U CN201420151492 U CN 201420151492U CN 203785073 U CN203785073 U CN 203785073U
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- 239000008236 heating water Substances 0.000 title claims abstract description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 239000000779 smoke Substances 0.000 claims description 34
- 238000009434 installation Methods 0.000 claims description 20
- 238000004891 communication Methods 0.000 claims description 11
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims description 9
- 240000002853 Nelumbo nucifera Species 0.000 claims description 9
- 238000013461 design Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
A parallel control system of gas heating water heaters comprises a central controller, a plurality of gas heating water heaters in parallel connection and a user heating device, wherein each gas heating water heater is provided with a slave controller; water outlet pipes of the gas heating water heaters in parallel connection are communicated to form a water outlet channel with one end blocked; water return pipes of the gas heating water heaters are communicated to form a wet return channel with one end blocked; the water outlet channel and the wet return channel are communicated with a water inlet pipe and a water outlet of the user heating device respectively; the parallel control system further comprises an overall outlet water temperature sensor; the central controller is electrically connected with the slave controllers and the overall outlet water temperature sensor respectively; and the central controller controls the working quantity and/or burning loads of the gas heating water heaters according to the temperature of the overall outlet water temperature sensor.The system employs a modular design, a user can control the overall outlet water temperature by adjusting the working quantity and/or the burning loads of the gas heating water heaters, and the system is simple, convenient and quick to operate and high in intelligent level.
Description
Technical field
The utility model relates to the heating system in parallel that a kind of many gas-heating water heaters form.
Background technology
In the prior art, gas-heating water heater heating system in parallel, its embodiment needs only: 1, many machines are done on simple water route and connected; 2, in electrical control, master controller has only been done the control of simple open and close to each machine, master controller is not done the controls such as parameter adjusting, failure monitoring, operation conditions monitoring to each machine, this two schemes in fact every gas-heating water heater all works alone from tape controller according to main body after receiving the start signal of master controller, if change total leaving water temperature, operating personnel must change the temperature of every gas-heating water heater one by one, complicated operation, inconvenience, the length that expends time in, and intelligent level is low.For overcoming above-mentioned defect, gas-heating water heater heating system in parallel is developed.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of gas-heating water heater heating system in parallel, adopt modularized design, user can be regulated many gas-heating water heater working quantity and/or burning load and then be controlled total leaving water temperature by central controller, simple, convenient, quick, and intelligent level is high.
The scheme that the utility model will solve its technical problem employing is: comprise central controller, many gas-heating water heaters in parallel, user's heating installation, every gas-heating water heater is equipped with slave controller, the outlet pipe of many gas-heating water heaters in parallel is interconnected and forms the exhalant canal that one end is stopped up, return pipe is interconnected and forms the backwater channel that one end is stopped up, exhalant canal, backwater channel is communicated with water inlet pipe and the delivery port of user's heating installation respectively, also comprise the total leaving water temperature sensor that is arranged on exhalant canal water side, central controller respectively with each slave controller, total leaving water temperature sensor electrical connects, central controller is controlled working quantity and/or the burning load of many gas-heating water heaters according to the temperature of total leaving water temperature sensor.
Also comprise heating water circulating pump, remove lotus root tank, exhalant canal water side is communicated with user's heating installation water inlet pipe through past lotus root tank, user's heating installation outlet pipe is communicated with backwater channel through past lotus root tank, and heating circulation pump is arranged on the pipeline between decoupling tank and the water inlet pipe of user's heating installation or is arranged on the outlet pipe and the pipeline between decoupling tank of user's heating installation.
Many described gas-heating water heaters in parallel are single warm type.
Also comprise bathroom water pot, bathroom water-circulating pump, the water side of exhalant canal is communicated with the heat exchange coil water inlet in bathroom water pot, and in bathroom water pot, heat exchange coil delivery port is communicated with the water inlet end of backwater channel through bathroom water-circulating pump.
Also comprise supply and exhaust smoke pipe plug, total supply and exhaust smoke pipe, the outlet of supply and exhaust smoke pipe, many gas-heating water heaters in parallel blast pipe is separately communicated with total supply and exhaust smoke pipe, supply and exhaust smoke pipe plug is arranged on one end of total supply and exhaust smoke pipe, and the outlet of supply and exhaust smoke pipe is arranged on the other end of total supply and exhaust smoke pipe.
Between described central controller and slave controller, adopt RS485 communication mode.
In described bathroom water pot, be provided with the water tank temperature sensor being electrically connected to central controller.
The Gas Pipe of many described gas-heating water heaters formation gas pipeline that is interconnected.
The utility model is compared produced beneficial effect with background technology: because employing comprises central controller, many gas-heating water heaters in parallel, user's heating installation, every gas-heating water heater is equipped with slave controller, the outlet pipe of many gas-heating water heaters in parallel is interconnected and forms the exhalant canal that one end is stopped up, return pipe is interconnected and forms the backwater channel that one end is stopped up, exhalant canal, backwater channel is communicated with water inlet pipe and the delivery port of user's heating installation respectively, also comprise the total leaving water temperature sensor that is arranged on exhalant canal water side, central controller respectively with each slave controller, total leaving water temperature sensor electrical connects, central controller is controlled the working quantity of many gas-heating water heaters and/or the structure of burning load according to the temperature of total leaving water temperature sensor and is adopted the method for this structure, adopt modularized design, each module carries a set of controller, by system central controller, each module is moved to control from tape controller, user can be regulated many gas-heating water heater working quantity and/or burning load and then be controlled total leaving water temperature by central controller, simple to operate, convenient, fast, and intelligent level is high.
Accompanying drawing explanation: Fig. 1 is structural representation of the present utility model;
Fig. 2 is control block diagram of the present utility model;
Fig. 3 is a kind of control flow chart of the present utility model;
Fig. 4 is communication succession figure of the present utility model.
The specific embodiment
Referring to accompanying drawing 1, accompanying drawing 2, a kind of gas-heating water heater parallel control system, comprise central controller 1, many gas-heating water heaters in parallel, user's heating installation 19, every gas-heating water heater is equipped with slave controller 2, the outlet pipe of many gas-heating water heaters in parallel is interconnected and forms the exhalant canal 10 that one end is stopped up, return pipe is interconnected and forms the backwater channel 11 that one end is stopped up, exhalant canal 10 one end in the utility model are stopped up, the other end is communicated with outside water route for hot water output, the water side that is exhalant canal 10 is communicated with outside water route, backwater channel 11 one end are stopped up, the other end is communicated with the collection for backwater with outside water route, the water inlet end that is backwater channel 11 is communicated with outside water route, exhalant canal 10, backwater channel 11 is communicated with water inlet pipe and the delivery port of user's heating installation 19 respectively, many gas-heating water heater quantity can freely be selected between 2-8 platform, also comprise the total leaving water temperature sensor 13 that is arranged on exhalant canal 10 water sides, central controller 1 by the communications cable 3 respectively with each slave controller 2, total leaving water temperature sensor 13 is electrically connected to, central controller 1 is controlled working quantity and/or the burning load (being firepower size) of many gas-heating water heaters according to the temperature of total leaving water temperature sensor 13.User can be according to the large freedom in minor affairs collocation module number of heating area, by a central controller 1, controlled the work of each gas-heating water heater module, and carry out each module operation monitoring of system, on central controller 1, just can control the operation of all heating hot water oven modules, operate simple, convenient, quick, can realize far distance controlled.Central controller 1 can be controlled by reading the data of total leaving water temperature sensor 13 operation of each module, the operation conditions of each gas-heating water heater module also can read in central controller 1, central controller 1 is main frame, gas-heating water heater module is slave, slave controller 2 in every slave has own unique address, main frame sends order one by one according to address, only has just return data of the slave consistent with own address, has so just effectively prevented communication contention aware.
Referring to the central controller 1 described in accompanying drawing 2, by the communications cable 3, be connected with many gas-heating water heater controllers; Central controller 1 gathers the temperature of total leaving water temperature sensor, and through central controller 1, inner MCU calculates, and control information is sent to many gas-heating water heater controllers by the communications cable 3.
Further, also comprise heating water circulating pump 15, remove lotus root tank 14, exhalant canal 10 is communicated with user's heating installation 19 water inlet pipes through past lotus root tank 14, be that total leaving water temperature sensor 13 can be arranged on decoupling tank 14 primary side water inlets, heating circulation pump 15 is arranged on the pipeline between decoupling tank 14 and the water inlet pipe of user's heating installation 19 or is arranged on the outlet pipe and the pipeline between decoupling tank 14 of user's heating installation 19, and in the utility model, user's heating installation 19 outlet pipes pass through respectively heating circulation pump 15, go lotus root tank 14 to be communicated with backwater channel.With decoupling tank 14, can balance heating system in pressure and flow, realize the little temperature difference heating of large flow.
At many gas-heating water heaters in parallel, be, under the condition of single warm type, also to comprise bathroom water pot 16, bathroom water-circulating pump 18, many gas-heating water heaters in parallel are simplified for single warm type can make each slave controller 2 circuit structures, make control performance more stable.Exhalant canal 10 is communicated with the heat exchange coil water inlet in bathroom water pot 16, in bathroom water pot 16, heat exchange coil delivery port is communicated with backwater channel 11 through bathroom water-circulating pump 18, and the water tank temperature sensor 17 being electrically connected to central controller 1 is also installed in bathroom water water tank 16.When user uses the water washing bath in bathroom water pot 16, central controller 1 judges that by go out water pot temperature sensor 17 whether water temperature is lower, if water temperature is low, central controller 1 can regulate the temperature of total leaving water temperature sensor settings, and then improve quantity and/or the efficiency of many gas-heating water heaters in parallel, thereby improve the leaving water temperature (having improved the water temperature in bathroom water tank 16) of exhalant canal 10.
Preferably, also comprise supply and exhaust smoke pipe plug 5, total supply and exhaust smoke pipe 6, supply and exhaust smoke pipe outlet 7, many gas-heating water heaters in parallel blast pipe is separately communicated with total supply and exhaust smoke pipe 6, supply and exhaust smoke pipe plug 5 is arranged on one end of total supply and exhaust smoke pipe 6, and supply and exhaust smoke pipe outlet 7 is arranged on the other end of total supply and exhaust smoke pipe 6.Each module shares the coaxial smoke pipe of a set of modularization down-draught-proof, reduces the length that each module is used separately smoke pipe, reduces costs.
The Gas Pipe of many gas-heating water heaters is interconnected and forms gas pipeline 9, and the Gas Pipe length when Gas Pipe that also can reduce by every gas-heating water heater is communicated with separately, reduces costs.
2 of described central controller 1 and slave controllers adopt RS485 communication mode, and what RS485 adopted is differential type communication, and during baud rate 9600BPS, communication distance can reach 1000m, can realize telecommunication.
Referring to accompanying drawing 3, a kind of control method of above-mentioned gas-heating water heater parallel control system, comprises the steps (machine and gas-heating water heater are equivalents in accompanying drawing 3):
1) start, energising, central controller 1 initializes, and closes all gas-heating water heaters, then enters 2);
2) central controller 1 gathers total leaving water temperature, then enters 3);
3) judge that whether total leaving water temperature is greater than set temperature, reenters 2 in this way), as otherwise enter 4);
4) judge that whether set temperature and the difference of total leaving water temperature are less than T1, reenter 2 in this way), as otherwise enter 5);
5) central controller 1 sends order and opens a gas-heating water heater, then enters 6);
6) central controller 1, according to the temperature difference regulating gas heater of water for heating stove thermic load of total leaving water temperature and set temperature, then enters 7);
7) central controller 1 gathers total leaving water temperature, and judges that whether total leaving water temperature is greater than set temperature, enters 8 in this way), as otherwise enter 10);
8) whether the difference that judges total leaving water temperature and set temperature is greater than T2, as otherwise reenter 7), judge in this way whether Close All of gas-heating water heater, as Close All finishes, as Close All not central controller 1 send order and close a gas-heating water heater, then enter 9);
9) judge whether Close All of gas-heating water heater, process ends in this way, as otherwise reenter 6);
10) judge whether set temperature and the difference of total leaving water temperature are less than T1, as otherwise enter 11), reenter 7 in this way);
11) judge that machine, whether all with peak power burning, enters 12 in this way), as otherwise reenter 6);
12) judge that whether gas-heating water heater all open, process ends in this way, as otherwise reenter 5).
In order to make the more stable of system operation, before closing a gas-heating water heater in step 8) and step 12 reenter 5) (opening before a gas-heating water heater) is front all needs to wait for 1-3 minute, is 1 minute in the present invention.Each module starts one by one or closes, and avoids module to start simultaneously or closes the system thermal shock causing.
According to the requirement of different system, described T1, T2T1, T2 are respectively the arbitrary value in 2 ℃-5 ℃, and if T1 is that 2 ℃, T2 are that 3 ℃ or T1 are that 3 ℃, T2 are 5 ℃, in the present embodiment, the two is 2 ℃.
Set temperature can arrange in the initialization procedure of step 1).
A kind of control method of the above gas-heating water heater parallel control system, described central controller 1 can record every gas-heating water heater working time and time of having a rest, when a gas-heating water heater working time, reach preset value, and time of having a rest that has other gas-heating water heaters while reaching preset value, central controller 1 is controlled the gas-heating water heater work that gas-heating water heater is had a rest, the time of having a rest reaches preset value at first that the working time reaches preset value automatically.Be that central controller 1 has balanced each module service hours function, avoid individual module to work long hours and other modules in holding state, improve the service life of each module.
A control method for the above gas-heating water heater parallel control system, when certain water heater for heating is out of order, described central controller can show the code of fault water heater for heating and order this water heater for heating to quit work.Have rapid-maintenance function, when certain module is out of order, do not affect the work of other modules, maintenance personal can carry out Quick overhaul to malfunctioning module separately.
As shown in Figure 4, every gas heater of water for heating has own unique mailing address, and central controller 1 sends order one by one according to mailing address, only has just return data of the gas-heating water heater consistent with own address, can effectively prevent communication contention aware.Central controller 1 sends after data, and corresponding slave controller 2 returns to corresponding data through 50ms left and right.
Claims (9)
1. a gas-heating water heater parallel control system, comprise central controller (1), many gas-heating water heaters in parallel, user's heating installation (19), every gas-heating water heater is equipped with slave controller (2), the outlet pipe of many gas-heating water heaters in parallel is interconnected and forms the exhalant canal (10) that one end is stopped up, return pipe is interconnected and forms the backwater channel (11) that one end is stopped up, exhalant canal (10), backwater channel (11) is communicated with water inlet pipe and the delivery port of user's heating installation (19) respectively, characterized by further comprising the total leaving water temperature sensor (13) that is arranged on exhalant canal (10) water side, central controller (1) respectively with each slave controller (2), total leaving water temperature sensor (13) is electrically connected to, central controller (1) is controlled working quantity and/or the burning load of many gas-heating water heaters according to the temperature of total leaving water temperature sensor (13).
2. gas-heating water heater parallel control system according to claim 1, characterized by further comprising heating water circulating pump (15), remove lotus root tank (14), exhalant canal (10) water side is communicated with user's heating installation (19) water inlet pipe through past lotus root tank (14), user's heating installation (19) outlet pipe is communicated with backwater channel (11) through past lotus root tank (14), heating circulation pump (15) is arranged on the pipeline between decoupling tank (14) and the water inlet pipe of user's heating installation (19) or is arranged on the outlet pipe and the pipeline between decoupling tank (14) of user's heating installation (19).
3. gas-heating water heater parallel control system according to claim 1 and 2, is characterized in that many described gas-heating water heaters in parallel are single warm type.
4. gas-heating water heater parallel control system according to claim 3, characterized by further comprising bathroom water pot (16), bathroom water-circulating pump (18), the water side of exhalant canal (10) is communicated with the heat exchange coil water inlet in bathroom water pot (16), and in bathroom water pot (16), heat exchange coil delivery port is communicated with the water inlet end of backwater channel (11) through bathroom water-circulating pump (18).
5. gas-heating water heater parallel control system according to claim 3, characterized by further comprising supply and exhaust smoke pipe plug (5), total supply and exhaust smoke pipe (6), supply and exhaust smoke pipe outlet (7), many gas-heating water heaters in parallel blast pipe is separately communicated with total supply and exhaust smoke pipe (6), supply and exhaust smoke pipe plug (5) is arranged on one end of total supply and exhaust smoke pipe (6), and supply and exhaust smoke pipe outlet (7) is arranged on the other end of total supply and exhaust smoke pipe (6).
6. gas-heating water heater parallel control system according to claim 4, characterized by further comprising supply and exhaust smoke pipe plug (5), total supply and exhaust smoke pipe (6), supply and exhaust smoke pipe outlet (7), many gas-heating water heaters in parallel blast pipe is separately communicated with total supply and exhaust smoke pipe (6), supply and exhaust smoke pipe plug (5) is arranged on one end of total supply and exhaust smoke pipe (6), and supply and exhaust smoke pipe outlet (7) is arranged on the other end of total supply and exhaust smoke pipe (6).
7. gas-heating water heater parallel control system according to claim 1, is characterized in that adopting RS485 communication mode between described central controller (1) and slave controller (2).
8. gas-heating water heater parallel control system according to claim 4, is characterized in that being provided with the water tank temperature sensor (17) being electrically connected to central controller (1) in described bathroom water pot (16).
9. gas-heating water heater parallel control system according to claim 1, the Gas Pipe that it is characterized in that many described gas-heating water heaters is interconnected and forms gas pipeline (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420151492.XU CN203785073U (en) | 2014-04-01 | 2014-04-01 | Parallel heat supply system comprising gas heating water heaters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420151492.XU CN203785073U (en) | 2014-04-01 | 2014-04-01 | Parallel heat supply system comprising gas heating water heaters |
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| Publication Number | Publication Date |
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| CN203785073U true CN203785073U (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420151492.XU Expired - Fee Related CN203785073U (en) | 2014-04-01 | 2014-04-01 | Parallel heat supply system comprising gas heating water heaters |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953964A (en) * | 2014-04-01 | 2014-07-30 | 广东万和新电气股份有限公司 | Gas heating hot water furnace parallel connection heat supply system |
| CN108954841A (en) * | 2018-05-29 | 2018-12-07 | 广东万家乐燃气具有限公司 | Water heater multi-machine parallel connection system and control method |
| CN113405151A (en) * | 2021-06-04 | 2021-09-17 | 青岛海信日立空调系统有限公司 | Wire controller for floor heating air conditioner |
-
2014
- 2014-04-01 CN CN201420151492.XU patent/CN203785073U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953964A (en) * | 2014-04-01 | 2014-07-30 | 广东万和新电气股份有限公司 | Gas heating hot water furnace parallel connection heat supply system |
| CN108954841A (en) * | 2018-05-29 | 2018-12-07 | 广东万家乐燃气具有限公司 | Water heater multi-machine parallel connection system and control method |
| CN108954841B (en) * | 2018-05-29 | 2021-03-23 | 广东万家乐燃气具有限公司 | Water heater multi-machine parallel system and control method |
| CN113405151A (en) * | 2021-06-04 | 2021-09-17 | 青岛海信日立空调系统有限公司 | Wire controller for floor heating air conditioner |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 |
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| CF01 | Termination of patent right due to non-payment of annual fee |