CN103438592A - Solar energy heat collection control system and heat collection control method thereof - Google Patents
Solar energy heat collection control system and heat collection control method thereof Download PDFInfo
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- CN103438592A CN103438592A CN2013104215718A CN201310421571A CN103438592A CN 103438592 A CN103438592 A CN 103438592A CN 2013104215718 A CN2013104215718 A CN 2013104215718A CN 201310421571 A CN201310421571 A CN 201310421571A CN 103438592 A CN103438592 A CN 103438592A
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The invention discloses a solar energy heat collection control system and a heat collection control method thereof, relating to a heat collection control system, belonging to the field of solar energy heat collection control, and solving the problem of existing solar energy optothermal utilization equipment that the utilization rate of energy is low due to energy loss. According to the invention, a first temperature sensor is used for detecting the temperature of air flow at an air outlet of an air pipe and connected with a first temperature transmitter, the first temperature transmitter is connected with a digital input end of a frequency converter and used for controlling the on and off of the frequency converter, and if a set temperature is reached, the first temperature transmitter sends a pulse signal to the frequency converter to start the frequency converter; a second temperature sensor is used for detecting the temperature of an outlet of an air heat collector and connected with a second temperature transmitter, the second temperature transmitter is connected with an analog input end of the frequency converter, the rotation speed of a fan is controlled by the frequency converter, the temperature transmitting range of the second temperature transmitter is from 30 DEG C to 80 DEG C, and air diffusers are installed on an air return port and an air supply port and used for changing the indoor air direction. The solar energy heat collection control system disclosed by the invention is suitable for indoor temperature adjustment.
Description
Technical field
The present invention relates to a kind of thermal-arrest control system, it belongs to the solar energy heating control field.
Background technology
Solar energy air heat collector is a kind of solar energy heat utilization equipment, have simple in structure, the characteristics such as facility, stable performance are installed, can form heating, the air-conditioning source that build with other auxiliary Cooling and Heat Source.Comparatively commonly used at practical engineering application middle plateform type air collector, its basic structure is comprised of following several parts: clear glass cover plate, absorber plate, external box of microvave and heat-insulation layer etc.Its operation principle is: solar radiation sees through transparent cover plate and is incident upon on absorber plate, the absorber plate temperature raises, then the high temperature absorber plate with by the air generation exchange heat of heat collecting tank, the temperature of air is raise, high temperature air is as the useful energy output of whole heating system afterwards; But meanwhile,, also by modes such as hot conduction, thermal convection current and heat radiations, environment is lost towards periphery for high temperature absorber plate and high temperature air, and a part of effective energy of system can not be utilized.
Summary of the invention
The present invention scatters and disappears because of energy in order to solve existing solar energy heat utilization equipment, thereby the low problem of capacity usage ratio has proposed a kind of solar energy heating control system and thermal-arrest control method thereof.
A kind of solar energy heating control system, it comprises the first temperature sensor, the first temperature transmitter, airduct, the second temperature sensor, the second temperature transmitter, air collector, blower fan, frequency converter, the first air diffuser, the second air diffuser, return air inlet and air outlet
The sandwich that airduct is comprised of inner iron sheet, heat preservation rock and outside iron sheet,
A port of airduct is communicated with the second air diffuser entrance, the outlet of the second air diffuser is air outlet, an another end mouth of airduct is communicated with the outlet of air collector, the entrance of air collector is communicated with the outlet of blower fan, the entrance of blower fan is communicated with the outlet of the first air diffuser, the entrance of the first air diffuser is return air inlet
The first temperature sensor gathers the temperature of airduct air outlet air-flow, the temperature signal output of the first temperature sensor is connected with the temperature signal input of the first temperature transmitter, the digital signal output end of the first temperature transmitter is connected with the digital signal input end of frequency converter
The second temperature sensor gathers the temperature of air collector exit air-flow, the temperature signal output of the second temperature sensor is connected with the temperature signal input of the second temperature transmitter, the analog signal output of the second temperature transmitter is connected with the input end of analog signal of frequency converter
The out-put supply of frequency converter is connected with the power input of blower fan.
Adopt a kind of solar energy heating control system to realize the method that thermal-arrest is controlled:
Step 1: the default temperature that the temperature of the first temperature sensor received when the first temperature transmitter reaches the first temperature transmitter becomes while sending interval, and the first temperature transmitter, to pulse signal of frequency converter, starts frequency converter,
Step 2: the default temperature that the temperature of the second temperature sensor received when the second temperature transmitter reaches the second temperature transmitter becomes while sending interval, and the second temperature transmitter is to analog signal of frequency converter,
Step 3: after frequency converter receives the analog signal that the second temperature transmitter sends, out-put supply signal fan, fan starting also carries out speed governing according to the output frequency of frequency converter, thereby realizes indoor temperature is controlled.
Main purpose of the present invention is better to reach the heating effect of solar thermal collection system by the solar energy heating control system.A kind of solar energy heating control system of the present invention, can improve 1～5 ℃ of indoor temperature, simple in structure and automation.The present invention, by the principle of solar energy air heat collector, can make the indoor optimum temperature that reaches, and has improved the heating effect of solar thermal collection system, better meets people's comfortableness.
The accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram of the described a kind of solar energy heating control system of the specific embodiment one;
Fig. 2 is the flow chart of the method for the described thermal-arrest control of the specific embodiment six.
The specific embodiment
The specific embodiment one: the described a kind of solar energy heating control system of present embodiment, it comprises the first temperature sensor 1, the first temperature transmitter 2, airduct 3, the second temperature sensor 4, the second temperature transmitter 5, air collector 6, blower fan 7, frequency converter 8, the first air diffuser 9, the second air diffuser 10, return air inlet 11 and air outlet 12
The sandwich that airduct 3 is comprised of inner iron sheet, heat preservation rock and outside iron sheet,
A port of airduct 3 is communicated with the second air diffuser 10 entrances, the outlet of the second air diffuser 10 is air outlet 12, an another end mouth of airduct 3 is communicated with the outlet of air collector 6, the entrance of air collector 6 is communicated with the outlet of blower fan 7, the entrance of blower fan 7 is communicated with the outlet of the first air diffuser 9, the entrance of the first air diffuser 9 is return air inlet 11
The first temperature sensor 1 gathers the temperature of airduct 3 air outlet air-flows, the temperature signal output of the first temperature sensor 1 is connected with the temperature signal input of the first temperature transmitter 2, the digital signal output end of the first temperature transmitter 2 is connected with the digital signal input end of frequency converter 8
The second temperature sensor 4 gathers the temperature of air collector 6 exit air-flows, the temperature signal output of the second temperature sensor 4 is connected with the temperature signal input of the second temperature transmitter 5, the analog signal output of the second temperature transmitter 5 is connected with the input end of analog signal of frequency converter 8
The out-put supply of frequency converter 8 is connected with the power input of blower fan 7.
The described airduct 3 of present embodiment is for carrying the passage of air.
The specific embodiment two: present embodiment is the further restriction to the specific embodiment one, and the temperature of described the first temperature transmitter 2 becomes send interval into 0 ℃～30 ℃.
The specific embodiment three: present embodiment is the further restriction to the specific embodiment one, and the temperature of described the second temperature transmitter 5 becomes send interval into 30 ℃～80 ℃.
The specific embodiment four: present embodiment is the further restriction to the specific embodiment one, and described the first temperature transmitter (2) and the second temperature transmitter (5) are the XMT60X Series Intelligent and control transmission device.
The specific embodiment five: present embodiment is the further restriction to the specific embodiment one, and described frequency converter (8) adopts Siemens MM420 to realize.
The specific embodiment six: adopt the described a kind of solar energy heating control system of the specific embodiment one to realize the method that thermal-arrest is controlled, described method is:
Step 1: the default temperature that the temperature of the first temperature sensor 1 received when the first temperature transmitter 2 reaches the first temperature transmitter 2 becomes while sending interval, and the first temperature transmitter 2 is given 8 one pulse signals of frequency converter, starts frequency converter 8,
Step 2: the default temperature that the temperature of the second temperature sensor 4 received when the second temperature transmitter 5 reaches the second temperature transmitter 5 becomes while sending interval, and the second temperature transmitter 5 is given 8 one analog signals of frequency converter,
Step 3: after frequency converter 8 receives the analog signal that the second temperature transmitter 5 sends, out-put supply signal fan 7, blower fan 7 starts also and carries out speed governing according to the output frequency of frequency converter 8, thereby realizes indoor temperature is controlled.Present embodiment becomes by the temperature that the first temperature transmitter 2 is set the order of sending interval to start or stop to frequency converter 8, become and send interval by the temperature that the second temperature transmitter 5 is set, change the frequency shift that electric current makes frequency converter 8, finally make fan speed change, make indoor temperature reach optimum efficiency.
The temperature of the first temperature sensor 1 arrives the first temperature transmitter 2 set temperatures, the first temperature transmitter 2 is given 8 one pulse signals of frequency converter, start frequency converter 8, when the temperature of the second temperature sensor 4 reaches the set temperature of the second temperature transmitter 5, blower fan 7 startups basis are also carried out speed governing according to the output frequency of frequency converter 8, make the indoor optimum temperature that reaches.
Technical scheme of the present invention is as follows:
The first temperature sensor 1 detects the temperature of ajutage 3 air outlet air-flows and connects the first temperature transmitter 2, the first temperature transmitter 2 connects the digital input end of frequency converter 8, control start and stop, the first temperature transmitter 2 set temperature scope intervals are 0 ℃～30 ℃, if reach set temperature, the first temperature transmitter 2 is given 8 one pulse signals of frequency converter, start frequency converter 8, the second temperature sensor 4 detects the outlet temperature of air collector and connects the second temperature transmitter 5, the second temperature transmitter 5 connects the analog input end of frequency converter 8, frequency converter 8 is controlled the rotating speed of blower fan 7, the set temperature interval of the second temperature transmitter 5 is 30 ℃～80 ℃, return air inlet 11 all has respectively the first air diffuser 9 and the second air diffuser 10 with air outlet 12, can change indoor wind direction.
Claims (6)
1. a solar energy heating control system, it is characterized in that, it comprises the first temperature sensor (1), the first temperature transmitter (2), airduct (3), the second temperature sensor (4), the second temperature transmitter (5), air collector (6), blower fan (7), frequency converter (8), the first air diffuser (9), the second air diffuser (10), return air inlet (11) and air outlet (12)
The sandwich that airduct (3) is comprised of inner iron sheet, heat preservation rock and outside iron sheet,
A port of airduct (3) is communicated with the second air diffuser (10) entrance, the outlet of the second air diffuser (10) is air outlet (12), an another end mouth of airduct (3) is communicated with the outlet of air collector (6), the entrance of air collector (6) is communicated with the outlet of blower fan (7), the entrance of blower fan (7) is communicated with the outlet of the first air diffuser (9), the entrance of the first air diffuser (9) is return air inlet (11)
The first temperature sensor (1) gathers the temperature of airduct (3) air outlet air-flow, the temperature signal output of the first temperature sensor (1) is connected with the temperature signal input of the first temperature transmitter (2), the digital signal output end of the first temperature transmitter (2) is connected with the digital signal input end of frequency converter (8)
The second temperature sensor (4) gathers the temperature of air collector (6) exit air-flow, the temperature signal output of the second temperature sensor (4) is connected with the temperature signal input of the second temperature transmitter (5), the analog signal output of the second temperature transmitter (5) is connected with the input end of analog signal of frequency converter (8)
The out-put supply of frequency converter (8) is connected with the power input of blower fan (7).
2. a kind of solar energy heating control system according to claim 1 is characterized in that: the temperature of described the first temperature transmitter (2) becomes send interval into 0 ℃～30 ℃.
3. a kind of solar energy heating control system according to claim 1 is characterized in that: the temperature of described the second temperature transmitter (5) becomes send interval into 30 ℃～80 ℃.
4. a kind of solar energy heating control system according to claim 1, is characterized in that, described the first temperature transmitter (2) and the second temperature transmitter (5) are the XMT60X Series Intelligent and control transmission device.
5. a kind of solar energy heating control system according to claim 1, is characterized in that, described frequency converter (8) adopts Siemens MM420 to realize.
6. adopt a kind of solar energy heating control system claimed in claim 1 to realize the method that thermal-arrest is controlled, it is characterized in that, described method is:
Step 1: the default temperature that the temperature of the first temperature sensor (1) received when the first temperature transmitter (2) reaches the first temperature transmitter (2) becomes while sending interval, the first temperature transmitter (2) is given (8) pulse signals of frequency converter, start frequency converter (8)
Step 2: the default temperature that the temperature of the second temperature sensor (4) received when the second temperature transmitter (5) reaches the second temperature transmitter (5) becomes while sending interval, and the second temperature transmitter (5) is given (8) analog signals of frequency converter,
Step 3: after frequency converter (8) receives the analog signal that the second temperature transmitter (5) sends, out-put supply signal fan (7), blower fan (7) starts and carries out speed governing according to the output frequency of frequency converter (8), thereby realizes indoor temperature is controlled.
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| CN2013104215718A CN103438592A (en) | 2013-09-16 | 2013-09-16 | Solar energy heat collection control system and heat collection control method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823116A (en) * | 2016-03-27 | 2016-08-03 | 杨宏 | Solar heat collecting system |
| CN108387011A (en) * | 2018-01-22 | 2018-08-10 | 燕山大学 | A kind of self-driving machine aeration type solar energy air heat collector |
| CN112484250A (en) * | 2020-11-16 | 2021-03-12 | 东南大学 | HVAC (heating ventilation and ventilation air conditioning) online monitoring system based on indoor heat source information and control method |
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| JPH07243707A (en) * | 1994-03-08 | 1995-09-19 | Nippon Tokushu Sangyo Kk | Hot blast supplying apparatus |
| CN1527003A (en) * | 2003-03-07 | 2004-09-08 | 株式会社Om太阳能协会 | Air type solar energy system |
| CN101881518A (en) * | 2010-06-25 | 2010-11-10 | 河海大学 | Solar porous medium air heater, detection system and loss computing method |
| US8375936B2 (en) * | 2008-12-30 | 2013-02-19 | EchoFirst, Inc. | Method and system for operating a thermal solar system using a reverse motor configuration |
| CN203443149U (en) * | 2013-09-16 | 2014-02-19 | 黑龙江省科学院科技孵化中心 | Solar heat collection control system |
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2013
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS62138628A (en) * | 1985-12-12 | 1987-06-22 | Natl House Ind Co Ltd | Solar heat utilization device |
| CN2196764Y (en) * | 1994-03-03 | 1995-05-10 | 郭秀峰 | Solar warm air blowing machine |
| JPH07243707A (en) * | 1994-03-08 | 1995-09-19 | Nippon Tokushu Sangyo Kk | Hot blast supplying apparatus |
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| US8375936B2 (en) * | 2008-12-30 | 2013-02-19 | EchoFirst, Inc. | Method and system for operating a thermal solar system using a reverse motor configuration |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823116A (en) * | 2016-03-27 | 2016-08-03 | 杨宏 | Solar heat collecting system |
| CN108387011A (en) * | 2018-01-22 | 2018-08-10 | 燕山大学 | A kind of self-driving machine aeration type solar energy air heat collector |
| CN112484250A (en) * | 2020-11-16 | 2021-03-12 | 东南大学 | HVAC (heating ventilation and ventilation air conditioning) online monitoring system based on indoor heat source information and control method |
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Application publication date: 20131211 |