CN201448931U - Computer control device for solar floor radiation heating - Google Patents
Computer control device for solar floor radiation heating Download PDFInfo
- Publication number
- CN201448931U CN201448931U CN2009200330171U CN200920033017U CN201448931U CN 201448931 U CN201448931 U CN 201448931U CN 2009200330171 U CN2009200330171 U CN 2009200330171U CN 200920033017 U CN200920033017 U CN 200920033017U CN 201448931 U CN201448931 U CN 201448931U
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- water
- heating
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- control device
- computer control
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
Abstract
The utility model discloses a computer control device for solar floor radiation heating. The computer control device is characterized in that the computer control device at least comprises an upper computer PC and a lower computer PLC; one end of the upper computer PC is connected with one end of the lower computer PLC through Ethernet for monitoring water temperature, water level and water flow, controlling field devices and performing automatic early warning; the other end of the lower computer PLC is respectively connected with a temperature sensor, a flow sensor, a liquid level sensor, a solenoid valve, a regulating valve, a water supply pump, a heat exchanger and auxiliary heating equipment through a cable for receiving, storing and transmitting the data of all the equipment, and controlling the field devices according to the control requirements. The computer control device for solar floor radiation heating has the advantages that the operation is convenient, the maintenance is easy, the heating flow can be rapidly and accurately controlled, the influence by climatic fluctuation is avoided, the all-weather thermostatic heating is realized, and the computer control device for solar floor radiation heating has great significance for saving conventional energy resources and developing technology of new energy resources.
Description
Technical field
The utility model patent belongs to computer application field, is to utilize solar energy to carry out the Computer Control Unit of room heating by the mode of flooring radiation.
Background technology
Solar energy has been brought into play enormous function as a kind of inexhaustible green regenerative energy sources in the building and heating field.But, because be subjected to round the clock, stochastic factor such as the restriction of natural conditions such as season, longitude and latitude and height above sea level and fine, cloudy, cloud, rain, the solar radiation that arrives a certain ground is an interruption, is again extremely unsettled, and this has increased difficulty for the large-scale application of solar energy.Solar heating is that the solar energy that will disperse changes into heat energy by heat collector, (for example: the collecting device of absorption solar energy such as flat panel solar heat collecting plate, vacuous solar energy pipe, solar heat pipe) and to cold water heat, be transported to heating terminal (for example: floor heating system, radiator system etc.) again and provide heat energy for room heating.Therefore how to have crucial meaning at the unsettled characteristics design solar heating of solar energy control device.
Summary of the invention
At above-mentioned the deficiencies in the prior art, the purpose of this utility model is, a kind of solar radiant floor heating Computer Control Unit is provided, this device combines computer with the PLC technology, utilize advanced reasonably control method, solve the solar heating system sex problem that fluctuates, guaranteed room constant temperature heating.This system is not subjected to weather, and the influence of environment has realized the Optimal Control of building and heating.
For realizing above purpose, the present invention takes following technical solution:
A kind of solar radiant floor heating Computer Control Unit, it is characterized in that, this device comprises host computer PC and slave computer PLC at least, it is characterized in that described host computer PC one end is connected with slave computer PLC one end by Ethernet, is used for monitor water temperature, water level, discharge, control field apparatus, automatic early-warning; The slave computer PLC other end by cable respectively with temperature sensor, flow sensor, liquid level sensor, magnetic valve, control valve, supply-water pump, heat exchanger and auxiliary firing equipment connect, be used for reception to each device data, storage, transmission also requires field apparatus is controlled according to control.
Described temperature sensor, level sensor, flow sensor is used to detect temperature, water level and the flow of each measuring point.
Described magnetic valve is used for the circulation of water in the break-make pipeline.
Described control valve according to the flow sensor flow signal, utilizes slave computer PLC to call fuzzy and regulates rule base, and the output control signal is regulated warm water supply flow.
Described supply-water pump according to the control requirement, opens or cuts out in pipeline and supply water.
Described heat exchanger is used to carry out exchange heat, and the high-temperature water of hot water storage tank by exchange heat, is transformed into and meets the water temperature that heating requires.
Described auxiliary firing equipment is gas furnace, electric furnace or heat pump.
Solar radiant floor heating Computer Control Unit of the present utility model, utilize the host computer PC monitor water temperature, water level, flow, the control field apparatus, trend is described in early warning in time, can switch mutually automatically and under the manual state, have easy to operate, the characteristics that are easy to safeguard. this system utilizes the PLC technology, adopts fuzzy PID control method control and regulation valve opening, realize the quick of heating flow, accurately control, thereby satisfy the requirement of heating supply water temperature, broken away from the influence of weather fluctuation, realize round-the-clock constant temperature heating, for saving conventional energy resource, the development new energy technology is significant.
Description of drawings
Fig. 1 is a computer control system schematic diagram of the present utility model.
Fig. 2 is a computer control system communication system theory diagram of the present utility model.
Fig. 3 is a computer control system control flow chart of the present utility model.
Below in conjunction with accompanying drawing the utility model is described in further detail.
The specific embodiment
Fig. 1 is a computer control system schematic diagram of the present utility model, its control operation principle is as follows: temperature sensor 2 is measured heat collector 1 inlet water temperature, temperature sensor 3 is measured heat collector 1 outlet water temperature, temperature sensor 18 is measured auxiliary firing equipment 15 outlet water temperatures, temperature sensor 24 is measured hot water storage tank 21 delivery port water temperatures, temperature sensor 28 is measured hot water storage tank 21 bottom water temperatures, temperature sensor 36 is measured the heating return water temperature, temperature sensor 35 is measured the heating supply water temperature, and temperature sensor 38 is measured indoor temperature.Level sensor 10 is measured water supply tank 9 water levels, and measuring point is a low level water level 7, high-order water level 8, and level sensor 23 is measured hot water storage tank 21 water levels, and measuring point is high-order water level 27; Flow sensor 32 is measured the in-pipe flow amount after coarse adjustment 31 is regulated, and flow sensor 34 is measured the in-pipe flow amount behind the thin tuning valve 33.The solar radiant floor heating computer control system mainly realizes: water, temperature difference thermal-arrest, constant temperature heating, auxiliary heating, anti-frost protection function on the constant temperature, and detailed process is as follows:
Water on the constant temperature: when going up for the first time water, magnetic valve 16 is opened, and the running water 13 that softened through softening plant 11 enters water supply tank 9, after level sensor 10 recorded the water level 8 that attains to a high place, magnetic valve 16 cut out, and opened magnetic valve 5 simultaneously, supply-water pump 6 starts, and cold water enters heat collector 1.When recording heat collector 1 outlet temperature, sensor 3 reaches setting value A (record the water temperature temperature difference with hot water storage tank 21 bottom sensor 28 simultaneously and reach Δ T), magnetic valve 22 is opened, this moment, intrasystem cold water headed into hot water in the heat collector 1 in the hot water storage tank 21, (recorded the water temperature temperature difference with hot water storage tank 21 bottom sensor 28 simultaneously and reached Δ T when heat collector 1 outlet temperature reaches setting value B
1), magnetic valve 5,22 cuts out, and supply-water pump 6 stops, and system stops to go up water, guarantees only to reach in the hot water storage tank 21 hot water of temperature.After water supply tank 9 water levels reach low level water level 7, magnetic valve 16 is opened and inject new water in water supply tank, continue to go up water according to the above-mentioned water process that goes up again, the water of hot water storage tank 21 completely back flows into water supply tank 9 by overflow pipe 20, level sensor 10 records water supply tank and reaches high water level 8, after level sensor 23 detection hot water storage tanks 21 water levels also reach high water level 27, close magnetic valve 16, unless or else open with the rear electromagnetic valve manually-operated.
Temperature difference thermal-arrest: heat collector 1 outlet water temperature reaches design temperature A and reaches Δ T with the hot water storage tank 21 bottom water temperature temperature difference, magnetic valve 22 is opened, promote the interior water of heat collector and be circulated back in the hot water storage tank 21, when heat collector 1 outlet temperature reaches setting value B and reaches Δ T with the hot water storage tank 21 bottom water temperature temperature difference
1The time, magnetic valve 5,22 cuts out, and supply-water pump 6 stops, and solar energy is gathered in the automatic peak efficiency of assurance system, maximization.
Constant temperature heating: reach setting value C when temperature sensor 24 records hot water storage tank 21 outlet water temperatures, and when temperature sensor 38 records and holds indoor temperature and be lower than the F value, magnetic valve 25 is opened supply-water pump 26 and is opened, hot water enters heat exchanger 29 in the hot water storage tank 21 and carries out exchange heat, hot water after the exchange injects flooring radiation pipe network 37 to hot water by supply-water pump 30, simultaneously thick flow control valve 31 and thread adjustable valve 33 utilize PLC to call from the fuzzy of adjusting and regulate rule base, the output control signal, intelligence is regulated aperture and is changed the heating water supply flow, flow sensor 32,34 detect the heating discharge after regulating in real time, the supply water temperature that makes temperature sensor 35 survey reaches setting value G. simultaneously, when recording hot water storage tank 21 outlet water temperatures, temperature sensor 24 is less than or equal to the backwater temperature that temperature sensor 36 is surveyed, close magnetic valve 25 supply-water pumps 26 and heat exchanger 29, system stops heating.
Auxiliary heating: because climate change, when recording hot water storage tank 21 outlet water temperatures, temperature sensor 24 is less than or equal to temperature sensor 35 when recording the heating supply water temperature, magnetic valve 12 is opened, charging pump 14 starts, cold water is injected into auxiliary firing equipment 15 from water supply tank 9, opens auxiliary firing equipment 15.When temperature sensor 18 recorded auxiliary firing equipment 15 outlet water temperatures and reaches setting value D, magnetic valve 17 was opened, and supply-water pump 19 starts, and hot water is injected in the hot water storage tank 21, closes magnetic valve 17 after hot water has injected, and supply-water pump 19 assists firing equipments 15 to stop.
Anti-frost protection: be lower than setting value during E when sensor 2 records heat collector 1 inlet water temperature, system enters antifreeze state and reports to the police, and magnetic valve 4 is opened, and magnetic valve 5 cuts out, and relies on the height of water to be drained into water supply tank in the water in the heat collector 1, plays the purpose of anti-frost protection.
Fig. 2 is a solar radiant floor heating computer control system communication system theory diagram of the present utility model.The host computer PC net is connected with slave computer PLC, communicates by the Ethernet mode, and slave computer PLC is connected with near-bottom temperature sensor, liquid level sensor, flow sensor, magnetic valve, control valve, charging pump, auxiliary firing equipment, heat exchanger.Sensor passes to host computer to the information of gathering by slave computer PLC, and sends control signal by host computer on-the-spot magnetic valve, control valve, charging pump, auxiliary firing equipment, heat exchanger are controlled.
Fig. 3 is a solar radiant floor heating computer control system control flow chart of the present utility model, and system realizes water on the constant temperature, temperature difference thermal-arrest, constant temperature heating, auxiliary heating, anti-frost protection function according to this control flow operation, thereby guarantees the constant temperature heating.
Solar radiant floor heating computer control system of the present utility model is utilized the host computer PC monitor water temperature, water level, flow, the control field apparatus, trend is described in time early warning, can automatically with manual state under mutually switching, have easy to operate, the characteristics that are easy to safeguard. This system utilizes the PLC technology, adopt fuzzy PID control method control and regulation valve opening, realize quick, the accurately control of heating flow, thereby satisfy the requirement of heating supply water temperature, broken away from the impact of Climate Fluctuations, realize round-the-clock constant temperature heating, for saving conventional energy resource, the development new energy technology is significant.
Claims (2)
1. solar radiant floor heating Computer Control Unit, it is characterized in that, this device comprises host computer PC and slave computer PLC at least, it is characterized in that, described host computer PC one end is by being connected with slave computer PLC one end with net very much, the slave computer PLC other end by cable respectively with temperature sensor, flow sensor, liquid level sensor, magnetic valve, control valve, supply-water pump, heat exchanger and auxiliary firing equipment connect, be used for reception to each device data, storage, transmission also requires field apparatus is controlled according to control.
2. device as claimed in claim 1 is characterized in that, described auxiliary firing equipment is gas furnace or electric furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200330171U CN201448931U (en) | 2009-05-11 | 2009-05-11 | Computer control device for solar floor radiation heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200330171U CN201448931U (en) | 2009-05-11 | 2009-05-11 | Computer control device for solar floor radiation heating |
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| Publication Number | Publication Date |
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| CN201448931U true CN201448931U (en) | 2010-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200330171U Expired - Fee Related CN201448931U (en) | 2009-05-11 | 2009-05-11 | Computer control device for solar floor radiation heating |
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| CN (1) | CN201448931U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629761A (en) * | 2012-08-29 | 2014-03-12 | 昆山开思拓节能技术有限公司 | Novel indoor comfort system operation device |
| CN103807913A (en) * | 2013-11-22 | 2014-05-21 | 合肥顺昌分布式能源综合应用技术有限公司 | Distributed gas hot water heating system |
| CN107289493A (en) * | 2017-07-13 | 2017-10-24 | 天津中德应用技术大学 | Heating system of solar energy foor and its method of work, heat Calculation method |
| CN107869853A (en) * | 2017-10-30 | 2018-04-03 | 贺州市瑞程科技有限公司 | A kind of high-efficiency solar hot-water heating system |
| CN115657754A (en) * | 2022-12-13 | 2023-01-31 | 唐山大通金属制品有限公司 | Method and system for improving control precision of variable-frequency heating temperature |
-
2009
- 2009-05-11 CN CN2009200330171U patent/CN201448931U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629761A (en) * | 2012-08-29 | 2014-03-12 | 昆山开思拓节能技术有限公司 | Novel indoor comfort system operation device |
| CN103807913A (en) * | 2013-11-22 | 2014-05-21 | 合肥顺昌分布式能源综合应用技术有限公司 | Distributed gas hot water heating system |
| CN107289493A (en) * | 2017-07-13 | 2017-10-24 | 天津中德应用技术大学 | Heating system of solar energy foor and its method of work, heat Calculation method |
| CN107869853A (en) * | 2017-10-30 | 2018-04-03 | 贺州市瑞程科技有限公司 | A kind of high-efficiency solar hot-water heating system |
| CN115657754A (en) * | 2022-12-13 | 2023-01-31 | 唐山大通金属制品有限公司 | Method and system for improving control precision of variable-frequency heating temperature |
| CN115657754B (en) * | 2022-12-13 | 2023-03-21 | 唐山大通金属制品有限公司 | Method and system for improving control precision of variable-frequency heating temperature |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100505 Termination date: 20120511 |