CN104235948A - Central control device for solar heating system - Google Patents
Central control device for solar heating system Download PDFInfo
- Publication number
- CN104235948A CN104235948A CN201410490619.5A CN201410490619A CN104235948A CN 104235948 A CN104235948 A CN 104235948A CN 201410490619 A CN201410490619 A CN 201410490619A CN 104235948 A CN104235948 A CN 104235948A
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- Prior art keywords
- circuit
- embedded microprocessor
- heating system
- solar heating
- microprocessor
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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 invention relates to a central control device for a solar heating system. The central control device for the solar heating system is characterized by comprising an embedding microprocessor, and a power conversion circuit, a clock circuit, a reset circuit, a USB (universal serial bus) interface circuit, a liquid crystal display module, a fault alarm module, an SD (secure digital) card storage module and a photoelectric isolation circuit which are connected with the embedding microprocessor; the central control device for the solar heating system also comprises a driving circuit, a relay control circuit and an alternating current contactor; the driving circuit and the photoelectric isolation circuit are connected with the relay control circuit; the relay control circuit is connected with the alternating current contactor; the power supply conversion circuit converts 220V voltage into work voltage of the embedding microprocessor; the clock circuit is an embedding microprocessor providing clock; the embedding microprocessor is reset by the reset circuit; the embedding processor transmits the received temperature data and the work state information of an external circulation pump, an internal circulation pump, an external circulation solenoid valve, an internal solenoid valve and assistant heating equipment to the SD card storage module for storage in real time.
Description
Technical field
The present invention relates to a kind of CCU, particularly about a kind of CCU for solar heating system.
Background technology
Heating system of solar energy foor is a kind of using the solar energy gathered as thermal source, and by being laid in the heat exchange coil heating ground in floor, the accumulation of heat radiation on recycling ground self is by the heat space system of distributing earthward.Solar energy floor radiant heating system can make the interior space maintain more stable comfort conditions, thus improves the comfort level of indoor environment, gives pin and warms up a cool comfort.Solar heating system takes full advantage of solar energy, can reduce the consumption to conventional energy resource, provides new way for developing new forms of energy.When lower than indoor normal design temperature 2 ~ 3 DEG C, Low Temperature Radiant Floor Heating can reach the comfort level identical with heat loss through convection system, and Low Temperature Radiant Floor Heating mode saves the energy than traditional heating system.
Solar heat-preservation is continuous, an astable dynamic heat exchange process, and the circulating water temperature change in thermal-collecting tube is by the impact of multiple factors such as solar irradiance, outdoor temperature, water velocity and evaporator evaporation temperature.Therefore, the circulating water temperature in thermal-collecting tube not in the same time, the temperature of diverse location is all different.Conventional theoretical model is adopted to be difficult to the time of day of accurate description recirculated water.The central control equipment of domestic existing solar heating system, still adopts thermocouple temperature sensor collecting temperature, and circuit cabling is complicated, its stability and accuracy inadequate; And all adopt charactron and mechanical key, temperature data display is not directly perceived, and man-machine interface is unfriendly, complex operation.
Summary of the invention
For the problems referred to above, the object of this invention is to provide a kind of intelligentized, security of operation and the reliable and stable CCU for solar heating system.
For achieving the above object, the present invention takes following technical scheme: a kind of CCU for solar heating system, is characterized in that: it comprises embedded microprocessor, power-switching circuit, clock circuit, reset circuit, usb circuit, LCD MODULE, fault alarm module, SD card memory module, photoelectric isolating circuit, drive circuit, control relay circuit and A.C. contactor; Described power-switching circuit, clock circuit, reset circuit, usb circuit, LCD MODULE, fault alarm module, SD card memory module are all connected with described embedded microprocessor with photoelectric isolating circuit, described drive circuit is connected with described photoelectric isolating circuit and control relay circuit, and described control relay circuit is connected with described A.C. contactor; 220V voltage transitions is become the operating voltage of described embedded microprocessor by described power-switching circuit, and described clock circuit provides clock for described embedded microprocessor, is resetted by described embedded microprocessor by described reset circuit; When solar heating system is controlled, described embedded microprocessor connects 1-wire digital temperature sensor, and the temperature signal collected and the id information of self are transferred to described embedded microprocessor by single bus communication protocol by described 1-wire digital temperature sensor; Described control relay circuit connects outer circulation pump, internal circulation pump, outer circulation magnetic valve and Inner eycle magnetic valve, and described A.C. contactor connects ancillary heating equipment; Work state information real-time Transmission to the described SD card memory module of the temperature data received and described outer circulation pump, internal circulation pump, outer circulation magnetic valve, Inner eycle magnetic valve and ancillary heating equipment stores by described flush bonding processor.
Described embedded microprocessor adopts 32-bit microprocessor.
Described LCD MODULE adopts 7 inches of touch-screens.
The present invention is owing to taking above technical scheme, and it has the following advantages: 1, the present invention owing to comprising embedded microprocessor, the power-switching circuit be connected with embedded microprocessor, clock circuit, reset circuit, usb circuit, LCD MODULE, fault alarm module, SD card memory module and photoelectric isolating circuit, and drive circuit, control relay circuit and A.C. contactor, embedded microprocessor connects 1-wire digital temperature sensor, 1-wire digital temperature sensor by Real-time Collection to temperature signal transfer to embedded microprocessor, embedded microprocessor passes through photoelectric isolating circuit according to the temperature signal received, drive circuit, control relay circuit and A.C. contactor control ancillary heating equipment, inner-outer circulation magnetic valve and inner-outer circulation pump, thus rely on the residual heat heating in ancillary heating equipment or large water tank, therefore the present invention can according to the solar energy resources of locality, the classification of building, weather conditions, the composite factors such as the economy of system intelligently control solar heating system.2, when the present invention is owing to controlling solar heating system, embedded microprocessor connects 1-wire digital temperature sensor, easy to operate when therefore the present invention increases and decreases sensor, and circuit is simplified greatly.3, the present invention adopts 32-bit microprocessor due to embedded microprocessor, and is communicated with 1-wire digital temperature sensor by single bus communication protocol; LCD MODULE adopts 7 inches of touch-screens, each point temperature value can intuitively be shown, and can the information such as the duty of long-term record system acquisition temperature value and each equipment and the system failure, therefore the temperature data that collects of the present invention is reliable and stable, and security of operation.Based on above advantage, the present invention can be widely used in the control of solar heating system.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of CCU of the present invention
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1, the present invention comprises embedded microprocessor 1, power-switching circuit 2, clock circuit 3, reset circuit 4, usb circuit 5, LCD MODULE 6, fault alarm module 7, SD card memory module 8, photoelectric isolating circuit 9, drive circuit 10, control relay circuit 11 and A.C. contactor 12 for the CCU of solar heating system.Wherein, power-switching circuit 2, clock circuit 3, reset circuit 4, usb circuit 5, LCD MODULE 6, fault alarm module 7, SD card memory module 8 are all connected with embedded microprocessor 1 with photoelectric isolating circuit 9, drive circuit 10 is connected with photoelectric isolating circuit 9 and control relay circuit 11, and control relay circuit 11 is connected with A.C. contactor 12.220V voltage transitions is become the operating voltage of embedded microprocessor 1 by power-switching circuit 2, and clock circuit 3 provides clock for embedded microprocessor 1, is resetted by embedded microprocessor 1 by reset circuit 4.
When adopting CCU of the present invention to control solar heating system, embedded microprocessor 1 connects 1-wire digital temperature sensor 13, and the temperature signal collected and the id information of self are transferred to embedded microprocessor 1 by single bus communication protocol by 1-wire digital temperature sensor 13.Wherein, 1-wire digital temperature sensor 13 comprise the temperature sensor T1 be arranged in large water tank, the temperature sensor T2 be arranged in solar energy oral siphon, the temperature sensor T3 be arranged in solar energy outlet pipe, be arranged on underground heat coil inlets place temperature sensor T4, be arranged on ground hot coil water outlet temperature sensor T5, the temperature sensor T6 be arranged in solar energy heating organ pipe, be arranged on temperature sensor T7 in lower solar energy heating organ pipe and the first temperature sensor T8 disposed in the interior and the second temperature sensor T9.Control relay circuit 11 connects outer circulation pump P1, internal circulation pump P2, outer circulation magnetic valve G1 and Inner eycle magnetic valve G2, and A.C. contactor 12 connects ancillary heating equipment 14.Information real-time Transmission to the SD card memory modules 8 such as the duty of the temperature data received and outer circulation pump P1, internal circulation pump P2, outer circulation magnetic valve G1, Inner eycle magnetic valve G2 and ancillary heating equipment 14 store by flush bonding processor 1, so that the later stage is according to data analysis, optimization control scheme and system, the weather for national different regions makes different auto-adaptive control schemes.
In above-described embodiment, embedded microprocessor 1 adopts 32-bit microprocessor.
In above-described embodiment, LCD MODULE 6 adopts 7 inches of touch-screens.
When CCU of the present invention controls solar heating system, its concrete control procedure is:
Temperature signal in the large water tank collected is transferred to embedded microprocessor 1 by the temperature sensor T1 be arranged in large water tank, and the temperature value in large water tank and the heat accumulation temperature preset compare by embedded microprocessor 1.When the temperature value in large water tank reaches default heat accumulation temperature, embedded microprocessor 1 controls to close ancillary heating equipment 14 by photoelectric isolating circuit 9, drive circuit 10, control relay circuit 11 and A.C. contactor 12 successively; And control to open outer circulation magnetic valve G1 by photoelectric isolating circuit 9, drive circuit 10 and control relay circuit 11 successively, rely on solar heating system heat supply.When the temperature value in large water tank is not enough to provide heat lower than the heat accumulation temperature preset, embedded microprocessor 1 controls to close outer circulation magnetic valve G1 by photoelectric isolating circuit 9, drive circuit 10 and control relay circuit 11 successively, and control to start Inner eycle magnetic valve G2 by photoelectric isolating circuit 9, drive circuit 10 and control relay circuit 11 successively, control to start ancillary heating equipment 14 by photoelectric isolating circuit 9, drive circuit 10, control relay circuit 11 and A.C. contactor 12 successively, rely on ancillary heating equipment 14 to heat.
Temperature in the solar energy oral siphon collected and the temperature in solar energy outlet pipe are transferred to embedded microprocessor 1 with the temperature sensor T3 be arranged in solar energy outlet pipe by temperature sensor T2 respectively that be arranged in solar energy oral siphon, embedded microprocessor 1 judges these two temperature values received, when have in the temperature in the temperature in solar energy oral siphon and solar energy outlet pipe one lower than 0 degree Celsius time, embedded microprocessor 1 is successively by photoelectric isolating circuit 9, drive circuit 10 and control relay circuit 11 control to start outer circulation pump P1, make water circulation, avoid water pipe from freezing crack.
The temperature sensor T4 being arranged on underground heat coil inlets place and the temperature sensor T5 being arranged on ground hot coil water outlet respectively by the temperature water temperature Signal transmissions of the water temperature signal of ground hot coil water inlet place that collects and ground hot coil water outlet place to embedded microprocessor 1, the temperature safety value of the water temperature of ground hot coil water inlet place with the ground hot coil preset compares by embedded microprocessor 1.During temperature safety value higher than the ground hot coil preset of the water temperature of local hot coil water inlet place, embedded microprocessor 1 controls to close ancillary heating equipment 14 by photoelectric isolating circuit 9, drive circuit 10, control relay circuit 11 and A.C. contactor 12 successively, control to close internal circulation pump P2 by photoelectric isolating circuit 9, drive circuit 10 and control relay circuit 11 successively, thus halt system heating and indoor heating, and in conjunction with the temperature difference in underground heat water inlet plate pipe and underground heat water outlet coil pipe, the manually rotating speed of adjustment internal circulation pump P2.Under the prerequisite ensureing indoor temperature, when the temperature difference in underground heat water inlet plate pipe and underground heat water outlet coil pipe is less than 5 degrees Celsius, manual adjustment internal circulation pump P2 makes its slow-speed of revolution run or controls internal circulation pump P2 and ancillary heating equipment 14 intermittent duty, thus reaches the object of saving electric energy; When the temperature difference in underground heat water inlet plate pipe and underground heat water outlet coil pipe is greater than 7 degrees Celsius, manually adjustment internal circulation pump P2 makes its high-speed cruising, thus ensures efficiency utilization heat.
The temperature sensor T6 be arranged in solar energy heating organ pipe gathers the temperature in the temperature in upper solar energy heating organ pipe and lower solar energy heating organ pipe respectively with the temperature sensor T7 be arranged in lower solar energy heating organ pipe, and the temperature signal collected is transferred to embedded microprocessor 1, temperature in the solar energy heating organ pipe received and the temperature threshold preset compare by embedded microprocessor 1, when the temperature in solar energy heating organ pipe is less than default temperature threshold, embedded microprocessor 1 is successively by photoelectric isolating circuit 9, drive circuit 10 and control relay circuit 11 control to close outer circulation pump P1, the waste heat in large water tank is relied on to continue heating.
First temperature sensor T8 disposed in the interior and the second temperature sensor T9 distinguishes the temperature signal in Real-time Collection flooring temperature signal and the interior space, the temperature signal collected transfers to embedded microprocessor 1, after embedded microprocessor 1 processes the temperature signal received, successively by photoelectric isolating circuit 9, drive circuit 10, control relay circuit 11 and A.C. contactor 12 control to open or close ancillary heating equipment 14, indoor temperature is made to remain between 16 ~ 22 degrees Celsius, thus realize the object of saving electric energy under the prerequisite ensureing indoor temperature to greatest extent.
The various embodiments described above are only for illustration of the present invention; wherein the structure of each parts, connected mode and method step etc. all can change to some extent; every equivalents of carrying out on the basis of technical solution of the present invention and improvement, all should not get rid of outside protection scope of the present invention.
Claims (3)
1. for a CCU for solar heating system, it is characterized in that: it comprises embedded microprocessor, power-switching circuit, clock circuit, reset circuit, usb circuit, LCD MODULE, fault alarm module, SD card memory module, photoelectric isolating circuit, drive circuit, control relay circuit and A.C. contactor; Described power-switching circuit, clock circuit, reset circuit, usb circuit, LCD MODULE, fault alarm module, SD card memory module are all connected with described embedded microprocessor with photoelectric isolating circuit, described drive circuit is connected with described photoelectric isolating circuit and control relay circuit, and described control relay circuit is connected with described A.C. contactor; 220V voltage transitions is become the operating voltage of described embedded microprocessor by described power-switching circuit, and described clock circuit provides clock for described embedded microprocessor, is resetted by described embedded microprocessor by described reset circuit;
When solar heating system is controlled, described embedded microprocessor connects 1-wire digital temperature sensor, and the temperature signal collected and the id information of self are transferred to described embedded microprocessor by single bus communication protocol by described 1-wire digital temperature sensor; Described control relay circuit connects outer circulation pump, internal circulation pump, outer circulation magnetic valve and Inner eycle magnetic valve, and described A.C. contactor connects ancillary heating equipment; Work state information real-time Transmission to the described SD card memory module of the temperature data received and described outer circulation pump, internal circulation pump, outer circulation magnetic valve, Inner eycle magnetic valve and ancillary heating equipment stores by described flush bonding processor.
2. a kind of CCU for solar heating system as claimed in claim 1, is characterized in that: described embedded microprocessor adopts 32-bit microprocessor.
3. a kind of CCU for solar heating system as claimed in claim 1 or 2, is characterized in that: described LCD MODULE adopts 7 inches of touch-screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410490619.5A CN104235948B (en) | 2014-09-23 | 2014-09-23 | A kind of central control unit for solar heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410490619.5A CN104235948B (en) | 2014-09-23 | 2014-09-23 | A kind of central control unit for solar heating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104235948A true CN104235948A (en) | 2014-12-24 |
| CN104235948B CN104235948B (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410490619.5A Expired - Fee Related CN104235948B (en) | 2014-09-23 | 2014-09-23 | A kind of central control unit for solar heating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153402A (en) * | 2017-07-18 | 2017-09-12 | 无锡职业技术学院 | A kind of packaging bag forming machine controller |
| CN108980964A (en) * | 2018-09-19 | 2018-12-11 | 江苏晶道新能源科技有限公司 | A kind of solar heating integrated system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2295469A (en) * | 1994-11-23 | 1996-05-29 | Nicholas Julian Jan F Macphail | Power regulation of central heating pump |
| CN201811349U (en) * | 2010-03-16 | 2011-04-27 | 南开大学 | Automatic solar heater |
| CN203413716U (en) * | 2013-04-23 | 2014-01-29 | 成都龙腾中远信息技术有限公司 | Heating control system based on single-chip microcomputer |
| CN204063278U (en) * | 2014-09-23 | 2014-12-31 | 华北科技学院 | A kind of CCU for solar heating system |
-
2014
- 2014-09-23 CN CN201410490619.5A patent/CN104235948B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2295469A (en) * | 1994-11-23 | 1996-05-29 | Nicholas Julian Jan F Macphail | Power regulation of central heating pump |
| CN201811349U (en) * | 2010-03-16 | 2011-04-27 | 南开大学 | Automatic solar heater |
| CN203413716U (en) * | 2013-04-23 | 2014-01-29 | 成都龙腾中远信息技术有限公司 | Heating control system based on single-chip microcomputer |
| CN204063278U (en) * | 2014-09-23 | 2014-12-31 | 华北科技学院 | A kind of CCU for solar heating system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153402A (en) * | 2017-07-18 | 2017-09-12 | 无锡职业技术学院 | A kind of packaging bag forming machine controller |
| CN108980964A (en) * | 2018-09-19 | 2018-12-11 | 江苏晶道新能源科技有限公司 | A kind of solar heating integrated system |
| CN108980964B (en) * | 2018-09-19 | 2023-11-21 | 江苏晶道新能源科技有限公司 | Solar heating integrated system |
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| Publication number | Publication date |
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| CN104235948B (en) | 2016-11-23 |
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Granted publication date: 20161123 Termination date: 20180923 |
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