CN1749893A - Solar energy and heat pump united heat collecting computer control system - Google Patents
Solar energy and heat pump united heat collecting computer control system Download PDFInfo
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- CN1749893A CN1749893A CN 200510043025 CN200510043025A CN1749893A CN 1749893 A CN1749893 A CN 1749893A CN 200510043025 CN200510043025 CN 200510043025 CN 200510043025 A CN200510043025 A CN 200510043025A CN 1749893 A CN1749893 A CN 1749893A
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Abstract
The solar energy and heat pump uniting heat collecting computerized control system includes in-situ control computer, PC, several path temperature sensors, sunlight illumination sensor, and signal processor. The computer has fuzzy regulation library for de-fuzzifying operation based on the acquired temperature values, sunlight illumination value, water tank water level and other data to output control signal for the solar heat collector, water tank circulating pump, air source heat pump set, water supply pump, water supply solenoid valve, etc. By means of reasonable operation, the present invention meets the user's requirement of hot water, utilizes solar energy at most and saves electric power. The present invention is significant in theory and engineering application.
Description
Technical field
The invention belongs to computer utility, specifically, relate to a kind of sun power and heat pump united heat collecting computer control system that is used for new energy field.
Background technology
Sun power and air heat source belong to renewable and the energy that can utilize lastingly, sun power and air source heat pump, it is the focus product of promoting in recent years, they can utilize free of contamination sun power of sanitation and hygiene and airborne heat, heating is produced and domestic water, and still, existing sun power and air source heat pump all are independent uses, do not have Combined Control Unit, such result of use is not good.According to the data-searching that the applicant carries out, also sun power and air source heat pump are not united method of use and products thereof at present.
Summary of the invention
The objective of the invention is to, a kind of sun power and heat pump united heat collecting computer control system are provided, the present invention with computer utility in sun power and heat pump techniques, solved the key technical problem in the two combined heat, this control system can be according to parameters such as weather, environment temperature, water temperature, the water yields, automatically the combine heat-collecting system is provided with optimization control parameter, realizes Optimal Control.
To achieve these goals, the invention provides following technical scheme:
Sun power and heat pump united heat collecting computer control system is characterized in that, this system comprises:
One signal processor is used to receive the temperature signal that the multi way temperature sensor is sent here, and temperature signal is carried out filtering, amplification and driving handle;
The power distribution cabinet of heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical firing equipment is used for the topworks of heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical firing equipment;
One monitoring host computer, this monitoring host computer is connected with signal processor, also be connected with PC computing machine, 220V AC power, illuminance transducer/silicon photocell, level sensor respectively, data acquisition, digital filtering, data processing and the analysis of the solar illuminance signal that is used for a plurality of temperature signals after the signal processor processes, illuminance transducer/silicon photocell is received, the cistern water level signal that level sensor provides, and the parameter setting of finishing the work, Working mode set; By calculating relatively, the fuzzy rule base that calls host memory carries out Based Intelligent Control to the topworks of whole power-equipments of the power distribution cabinet of heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical firing equipment.
Computer control system of the present invention is stuck with paste rule base at the built-in formwork erection of computer, and the collection by to the temperature of a plurality of solar thermal collectors, heat supply water tank temperature, environment temperature, solar illuminance, cistern water level makes the work of the reasonable science of topworks of equipment.Satisfying under the condition that the user uses hot water, utilize sun power to greatest extent, to greatest extent saves energy.The present invention has filled up PC computing machine+on-site supervision main frame and has carried out the blank of sun power and heat pump united heat collecting control technology, this system performance is reliable and stable, meet the national energy development plan, for save the existing energy, the development new forms of energy are significant, also have important academic significance and economic implications, engineering using value is widely arranged.
Description of drawings
Fig. 1 is the structural drawing of sun power one heat pump united heat collecting system, also is real application systems of the present invention;
Fig. 2 is sun power of the present invention and heat pump united heat collecting computer control system theory diagram;
Fig. 3 is the PC microcomputer working interface figure of control system; It is the real work interface of 8: 21: 39 morning of on July 29th, 2005.
Fig. 4 is 3 extension line definition figure of temperature sensor Pt100;
Fig. 5 is the intelligent cell circuit diagram;
The present invention is described in further detail below in conjunction with accompanying drawing and principle of work.
Embodiment
The present invention can be applied to by many groups solar thermal collector, organize the system that heat pump is formed more, also can be used for one group of solar thermal collector, one group of system that heat pump is formed, and also can be applied to single solar energy system, also can be applied to single heat pump.
Theory diagram of the present invention and annexation are seen Fig. 2, sun power and heat pump united heat collecting computer control system comprise: signal processor 1, this signal processor 1 links to each other with all temperature sensor Pt100 respectively, monitoring host computer 2, monitoring host computer 2 link to each other with power distribution cabinet 5, illuminance transducer/silicon photocell 6, the level sensor 7 of equipment such as signal processor 1, Desktop PC computing machine 3,220V AC power 4, heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical heating respectively.220V AC power 4 also links to each other with the power distribution cabinet 5 of equipment such as signal processor 1, PC computing machine 3, heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical heating respectively.
Here need to prove, computer control system of the present invention, stick with paste rule base at monitoring host computer 2 built-in formwork erections, according to the data of the various sensors of gathering and date in season at that time, carry out the ambiguity solution computing, the fuzzy rule base that the present invention sets up, with season (as the spring, summer, autumn, winter), date (as which date), weather (being judged by sensor signal) and other signals of gathering are fuzzy input variable, according to each fuzzy input variable, carry out fuzzy subset's division, each variable is determined corresponding membership function, carry out reasoning and ambiguity solution then, obtain the required fuzzy solution of output control at last, to hot recycle pump, source pump, entering water electromagnetic valve, equipment such as auxiliary electrical heating are accurately controlled.At present, fuzzy control technology has been successfully applied to industrial control field, but is applied to still belong to the first time in sun power and the heat pump united heat collecting control.About fuzzy control theory and technology, can repeat no more here referring to technology books such as the various fuzzy mathematicses of bookstore's public offering at present, fuzzy control technologies.
The system schematic that the present invention uses is seen Fig. 1.It is first real application systems of the present invention.The system that shows among the figure is two groups of solar thermal collectors and two groups of application systems that supply 30 tons of hot water day that hot recycle pump is formed, water intaking valve and source pump are arranged on the water tank, also have an electric heating device, this system offers the user by JK2000 automatic control system of the present invention and user's ebullator with hot water.
System works principle of the present invention is as follows:
The color graphics that PC computing machine 3 is finished all devices duty intuitively shows, such as cistern water level, water tank temperature, respectively organize solar energy heating actuator temperature, environment temperature, and show and respectively organize heat pump, respectively organize all duties of power-equipments such as solar thermal collector ebullator, each user's make-up pump, cistern water supply solenoid valve, auxiliary electrical heating.The operator on duty can be come into plain view.Simultaneously also can various running parameters be set by PC.Its working interface as shown in Figure 3.PC working interface shown in Figure 3 is the real work interface of 8: 21: 39 morning of on July 29th, 2005.This interface display the duty of all the sensors; can revise and be provided with all working parameter easily, comprise beginning and ending time and lowest water level, the heat pump startup temperature difference and the shutdown temperature difference, the hot recycle pump starting temperature difference and the shutdown temperature difference of each water level period, the environment temperature upper limit of auxiliary electrical heating starting etc. of the heat pump beginning and ending time of each working hour, each water level period.Also have clock setting, communication baud rate setting and system maintenance etc.
Be equipped with in the power distribution cabinet 5 of heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical firing equipment the total plug-in strip of three-phase supply, auxiliary electrical heating plug-in strip, respectively organize heat pump, respectively organize the contactor and the electrothermal relay (protector) of all power-equipments such as solar thermal collector ebullator, each user's make-up pump, cistern water supply solenoid valve, auxiliary electrical heating, the break-make of the contactor of all power-equipments all is subjected to the control of monitoring host computer 2.
3 extension lines of each temperature sensor Pt100 define as shown in Figure 4, and the TXO line of all Pt100 connects the ground wire of the circuit board of signal processor.The TX1 of all Pt100, TX2 line connect each pin of signal processor signal input port in turn.
The 220V AC power inputs to the Switching Power Supply in the signal processor 1, by this Switching Power Supply export again ± 12V and+three kinds of voltages of 5V supply with signal processing circuit.
This signal processing circuit can be handled multichannel mV level signal (minimum 14 tunnel), after amplifying through filtering with the mV level conversion of signals of temperature sensor for to be to the maximum ± signal of 10V.The signal processing circuit output port is from the 1st pin, each the road temperature signal after output is amplified in turn, and latter two pin of output port is a signal ground.
The multiple signals of sending here from signal processor insert each pin of the signal input port of monitoring host computer in turn.Latter two pin of the signal input port of the ground wire Access Control main frame that signal processor comes.
Monitoring host computer 2 links to each other by the RS485 bus with PC computing machine 3 and communicates, and installs RS232-RS485 transition of communications circuit additional at the COM1 of PC computing machine port, carries out level conversion.
Below be the realization circuit of the present invention that the inventor provides, it specifies as follows:
Monitoring host computer 2 inside are made up of circuit boards such as direct supply, control main board, signal-processing board, control output drive plates.The 220V AC power inputs to switch power module, Switching Power Supply output ± 12V and+three kinds of voltages of 5V supply with each circuit board.The annexation of each circuit board is as follows.
Control main board: circuit is shown in Fig. 5,6, and the title of each element, specification are with the standard that is designated as in scheming.
Fig. 5 is the intelligent cell circuit diagram, this unit comprises High Performance DSP device TMS320LF2407 (U1) and jtag interface thereof, logical device EPM7128LSC84 (U2) and jtag interface thereof, data-carrier store IS61LV6416 (U3), 12 bit A/D converter AD1674 (U4), multiway analog switch CD4067 (U5), LCD 240128 interface LCD1.The line connecting relation of each element is, the corresponding data line D00~D07 (D00 of U2~D07 pin is 75,74,77,76,65,67,69,70 in turn) that connects U2 of the data line D00 of U1~D07, the corresponding data line D00~D15 that connects U3 of the data line D00 of U1~D15, the corresponding data line D00~D11 that connects U4 of the data line D00 of U1~D11.Corresponding A00~the A15 that connects U3 of the address wire A00 of U1~A15, the A13 of U1~A15 connects A13~A15 (its pin is 10,27,17 in turn) of U2.The LDO of U2~LD7 pin is 80,58,60,50,49,48,45,44 in turn, link to each other with the pin 6,7,8,9,10,11,12,13 of LCD socket LCD1 respectively, LDO~LD3 links to each other in turn with geocoding input pin A0, A1, A2, the A3 of U5.The INH pin of U5 links to each other with 37 pin of U2.U2 goes the pin NN that exports control to be respectively 22,24,25,28,29,30,33,35,36.Other pins of U1, U2, U3, U4, U5 respectively carry out no longer explanation being connected of device with peripheral resistance capacitance etc. among the figure by its device operation instructions requirement.
Fig. 6 is the annexation of signal conditioning circuit.From 16 road signal input signal conditioning circuit of sensor, amplify through signal conditioning circuit filtering, export to multiway analog switch again.By multiway analog switch in turn gating carry out data acquisition.
Fig. 7 is an output control circuit, only draws 1 the tunnel here, and other are identical therewith.A certain road control signal from control module is passed through the base stage that resistance R X inputs to triode TX (9013), 9013 grounded emitter, an end of its collector connecting relay J13F coil.Another termination direct current+12V of J13F coil.Afterflow protection diode DX (IN4007) and J13F are in parallel in order to protection triode 9013, and its anode connects 9013 collectors, and its negative electrode connects+12V.Alternating current 220V input is switched on or switched off through the moving together contact of J13F, supplying with or to cancel the operating voltage on the ac contactor coil, thereby reaches the purpose that is switched on or switched off equipment three-phase working power.
Claims (4)
1. sun power and heat pump united heat collecting computer control system is characterized in that, this system comprises:
One signal processor (1) is used to receive the temperature signal that the multi way temperature sensor is sent here, and temperature signal is carried out filtering, amplification and driving handle;
The power distribution cabinet (5) of heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical firing equipment is used for the topworks of heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical firing equipment;
One monitoring host computer (2), this monitoring host computer (2) is connected with signal processor (1), also be connected with PC computing machine (3), 220V AC power (4), illuminance transducer/silicon photocell (6), level sensor (7) respectively, data acquisition, digital filtering, data processing and the analysis of a plurality of temperature signals after being used for signal processor (1) handled, the solar illuminance signal that illuminance transducer/silicon photocell (6) receives, cistern water level signal that level sensor (7) provides, and the parameter setting of finishing the work, Working mode set; By calculating relatively, the fuzzy rule base that calls host memory carries out Based Intelligent Control to the topworks of whole power-equipments of the power distribution cabinet (5) of heat pump, solar thermal collector ebullator, entering water electromagnetic valve, user's make-up pump, auxiliary electrical firing equipment.
2. the system as claimed in claim 1, it is characterized in that, the graph direct that described PC computing machine (3) is used for cistern water level, water tank temperature, respectively organize solar energy heating actuator temperature, environment temperature shows, and show and respectively to organize heat pump, respectively organize solar thermal collector ebullator, each user's make-up pump, cistern water supply solenoid valve, auxiliary electrical and heat the duty of whole power-equipments and various running parameters are set.
3. the system as claimed in claim 1 is characterized in that, described monitoring host computer (2) links to each other by the RS485 bus with PC computing machine (3) and communicates, and installs RS232-RS485 transition of communications circuit additional at the COM1 port of PC computing machine (3), carries out level conversion.
4. the system as claimed in claim 1 is characterized in that, direct supply, control main board, signal-processing board, control output drive plate are contained in the inside of described monitoring host computer (2).
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CN100458610C (en) * | 2006-09-27 | 2009-02-04 | 孟东昕 | Hot-water direct-supplying device of electric water-tank |
CN101165432B (en) * | 2006-10-17 | 2012-05-23 | 珠海慧生能源技术发展有限公司 | Intelligentized light energy heat pump type cold-hot water energy-saving machine set and control method |
CN102518946A (en) * | 2012-01-09 | 2012-06-27 | 浙江科维节能技术有限公司 | Energy saving method for cooling water circulation system |
CN102759192A (en) * | 2012-07-27 | 2012-10-31 | 青岛海信日立空调系统有限公司 | Heat pump heating system and control device and method of auxiliary heating |
CN102798173A (en) * | 2011-05-26 | 2012-11-28 | 广东万和新电气股份有限公司 | Heating device combining solar energy, heat pump and gas water heater |
CN102865621A (en) * | 2012-10-12 | 2013-01-09 | 陕西华夏新能源科技有限公司 | System and method for solar energy centralized hot water supply for high-rise residence |
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CN102967001A (en) * | 2012-11-28 | 2013-03-13 | 无锡中自能源科技有限公司 | Real-time control air source heat pump assisted solar central hot water supply method and system |
CN103180669A (en) * | 2010-04-13 | 2013-06-26 | 罗伯特·博世有限公司 | Mixing device for setting the hot water temperature |
CN103225911A (en) * | 2013-05-04 | 2013-07-31 | 安徽长龙电气集团有限公司 | Solar heat collection control system and solar heat collection control method |
CN103673308A (en) * | 2013-11-28 | 2014-03-26 | 嘉兴巨合节能科技有限公司 | Solar control system platform intelligently matched with multi-energy synergetic mode |
CN103180669B (en) * | 2010-04-13 | 2016-12-14 | 罗伯特·博世有限公司 | For regulating the mixing arrangement of hot water temperature |
TWI588425B (en) * | 2015-09-21 | 2017-06-21 | 崑山科技大學 | Water heater management system and method for fuzzy control based on environmental data analysis |
CN111536582A (en) * | 2020-05-07 | 2020-08-14 | 银川艾尼工业科技开发股份有限公司 | Heat pump multi-energy complementary heat supply control system based on standard RS485 communication protocol |
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CN100458610C (en) * | 2006-09-27 | 2009-02-04 | 孟东昕 | Hot-water direct-supplying device of electric water-tank |
CN101165432B (en) * | 2006-10-17 | 2012-05-23 | 珠海慧生能源技术发展有限公司 | Intelligentized light energy heat pump type cold-hot water energy-saving machine set and control method |
CN103180669B (en) * | 2010-04-13 | 2016-12-14 | 罗伯特·博世有限公司 | For regulating the mixing arrangement of hot water temperature |
CN103180669A (en) * | 2010-04-13 | 2013-06-26 | 罗伯特·博世有限公司 | Mixing device for setting the hot water temperature |
CN102798173B (en) * | 2011-05-26 | 2015-03-25 | 广东万和新电气股份有限公司 | Heating device combining solar energy, heat pump and gas water heater |
CN102798173A (en) * | 2011-05-26 | 2012-11-28 | 广东万和新电气股份有限公司 | Heating device combining solar energy, heat pump and gas water heater |
CN102518946A (en) * | 2012-01-09 | 2012-06-27 | 浙江科维节能技术有限公司 | Energy saving method for cooling water circulation system |
CN102518946B (en) * | 2012-01-09 | 2013-03-27 | 浙江科维节能技术股份有限公司 | Energy saving method for cooling water circulation system |
CN102759192A (en) * | 2012-07-27 | 2012-10-31 | 青岛海信日立空调系统有限公司 | Heat pump heating system and control device and method of auxiliary heating |
CN102759192B (en) * | 2012-07-27 | 2015-04-22 | 青岛海信日立空调系统有限公司 | Heat pump heating system and control device and method of auxiliary heating |
CN102865621A (en) * | 2012-10-12 | 2013-01-09 | 陕西华夏新能源科技有限公司 | System and method for solar energy centralized hot water supply for high-rise residence |
CN102865621B (en) * | 2012-10-12 | 2015-01-07 | 陕西华夏新能源科技有限公司 | System and method for solar energy centralized hot water supply for high-rise residence |
CN102945034A (en) * | 2012-11-09 | 2013-02-27 | 江苏元升太阳能集团有限公司 | Visual remote monitoring system for hot water of solar air source heat pump |
CN102967001B (en) * | 2012-11-28 | 2015-04-01 | 无锡中自能源科技有限公司 | System for real-time control air source heat pump assisted solar central hot water supply |
CN102967001A (en) * | 2012-11-28 | 2013-03-13 | 无锡中自能源科技有限公司 | Real-time control air source heat pump assisted solar central hot water supply method and system |
CN103225911A (en) * | 2013-05-04 | 2013-07-31 | 安徽长龙电气集团有限公司 | Solar heat collection control system and solar heat collection control method |
CN103673308A (en) * | 2013-11-28 | 2014-03-26 | 嘉兴巨合节能科技有限公司 | Solar control system platform intelligently matched with multi-energy synergetic mode |
CN103673308B (en) * | 2013-11-28 | 2015-08-12 | 浙江巨合电气有限公司 | The solar control system platform of Intelligent Matching multiple-energy-source Cooperative Mode |
TWI588425B (en) * | 2015-09-21 | 2017-06-21 | 崑山科技大學 | Water heater management system and method for fuzzy control based on environmental data analysis |
CN111536582A (en) * | 2020-05-07 | 2020-08-14 | 银川艾尼工业科技开发股份有限公司 | Heat pump multi-energy complementary heat supply control system based on standard RS485 communication protocol |
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