CN104848293A - Geothermal water serial-connection heat exchange heating circulation system - Google Patents
Geothermal water serial-connection heat exchange heating circulation system Download PDFInfo
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- CN104848293A CN104848293A CN201410575346.4A CN201410575346A CN104848293A CN 104848293 A CN104848293 A CN 104848293A CN 201410575346 A CN201410575346 A CN 201410575346A CN 104848293 A CN104848293 A CN 104848293A
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- heating
- heat exchanger
- water
- pipe
- geothermal
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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
- Y02B10/40—Geothermal heat-pumps
Abstract
The invention discloses a geothermal water serial-connection heat exchange heating circulation system. The geothermal water serial-connection heat exchange heating circulation system mainly consists of a geothermal well, a first heat exchanger, a second heat exchanger, a recharge well, a circulating pump, a water replenishment variable-frequency pump, a third heat exchanger and a control cabinet, wherein a water transmission and distribution pipe of the geothermal well is connected with a primary inlet of the first heat exchanger; a primary outlet of the first heat exchanger is connected with a primary inlet of the second heat exchanger; a secondary inlet of the second heat exchanger is connected with a heating water return pipe; a secondary outlet of the second heat exchanger is connected with a secondary inlet of the first heat exchanger; a secondary outlet of the first heat exchanger is connected with the heating water supply pipe; and the heating water supply pipe is respectively provided with a heat compensation water inlet pipe and a heat compensation water return pipe for connecting with the arranged third heat exchanger. The geothermal water serial-connection heat exchange heating circulation system adopts a heating mode of combining geothermal water serial-connection heat exchange with heating compensation through arranging an auxiliary heating source, so that such advantages as energy conservation, comfort and good safety are achieved, and the heat supply utilization rate of geothermal water is improved; and the geothermal water serial-connection heat exchange heating circulation system has excellent social and economical benefits.
Description
Technical field
The present invention relates to GEOTHERMAL WATER heat supply process field, specifically a kind of GEOTHERMAL WATER series connection heat exchange heating circulatory system.
Background technology
GEOTHERMAL WATER draws up the natural hot water come, and may be used for heating.Geothermal water heating is adopted to be the heat-supplying mode of clean environment firendly and the good measure of energy-saving and emission-reduction, because geothermal water heating compares other thermal source heated special benefits having saving fuel and do not cause environmental pollution, in the area of GEOTHERMAL WATER abundance, GEOTHERMAL WATER just gives effective exploitation and utilization as the alternative new forms of energy of one, but the geothermal water heating of prior art exist security low, recharge that cost is high, utilization rate is low and for heat-labile problem.
Summary of the invention
The object of the present invention is to provide a kind of energy-conservation, GEOTHERMAL WATER that safety, economy and result of use are good series connection heat exchange heating circulatory system.
The technical solution adopted for the present invention to solve the technical problems is: the GEOTHERMAL WATER series connection heat exchange heating circulatory system is primarily of geothermal well, First Heat Exchanger, second heat exchanger, inverted well, circulating pump, moisturizing variable frequency pump, 3rd heat exchanger and switch board composition, geothermal well is built with suction pump, suction pump water outlet is connected with water distribution pipeline, water distribution pipeline is connected with an import of the First Heat Exchanger arranged again, the once outlet of First Heat Exchanger is provided with tube connector and is connected with an import of the second heat exchanger of setting, the once outlet of the second heat exchanger with recharge water pipe and be connected, recharge water pipe to be connected with inverted well again, water distribution pipeline is equipped with water treatment facilities, first temperature-sensing valve is housed recharging on water pipe, the secondary import of the second heat exchanger is connected with heating water return pipe, and heating water return pipe was equipped with filter before connection second heat exchanger, heating water return pipe is equipped with circulating pump after the filters, heating water return pipe is before circulating pump, safety valve and pressure sensor one is equiped with after filter, and be connected with filling pipe, filling pipe is equipped with moisturizing variable frequency pump, the secondary outlet of the second heat exchanger is provided with serises connecting tube and is connected with the secondary import of First Heat Exchanger, the secondary outlet of First Heat Exchanger is connected with heating and supplying water pipe, and pressure sensor two and temperature control transmitter are housed on heating and supplying water pipe, heating and supplying water pipe was also respectively equipped with the secondary import of concurrent heating water inlet pipe and concurrent heating return pipe and the 3rd heat exchanger of setting and secondary and exports and be connected before pressure sensor two and temperature control transmitter, and before concurrent heating water inlet pipe is arranged on concurrent heating return pipe, concurrent heating water inlet pipe is equipped with magnetic valve one, heating and supplying water pipe between concurrent heating water inlet pipe and concurrent heating return pipe is equipped with magnetic valve two, an import of the 3rd heat exchanger is connected with auxiliary thermal source feed pipe and auxiliary thermal source return pipe respectively with once exporting, and on auxiliary thermal source feed pipe, the second temperature-sensing valve is housed.
Described first temperature-sensing valve, pressure sensor one, circulating pump, moisturizing variable frequency pump, magnetic valve one, magnetic valve two, pressure sensor two, temperature control transmitter are connected with switch board wiring separately respectively with the second temperature-sensing valve, switch board is also connected with the indoor temperature transmitter being contained in the user side that heats with the outdoor temperature sensor being contained in outdoor respectively, also separately communication interface is provided with in switch board, described communication interface is used for remote monitoring and connects, and also can be connected with upper machine communication.
Operation principle of the present invention is, suction pump extracts GEOTHERMAL WATER in geothermal well, enter after water treatment facilities carries out filtering and remove sediment contamination process through pressure-raising, first First Heat Exchanger heat exchange and quantity of heat given up is entered, and then enter the second heat exchanger and give UTILIZATION OF VESIDUAL HEAT IN and heat exchange, recharge to inverted well formation circulation by recharging water pipe subsequently, meanwhile, heating water return pipe takes out stains through filter, enter the second heat exchanger after circulating pump pressurization and carry out preheating, then First Heat Exchanger heating is entered again by serises connecting tube, and produce be suitable for outdoor environment temperature change and ensure indoor environment temperature heating hot water by heating and supplying water pipe export heat, when GEOTHERMAL WATER normally heats, magnetic valve one cuts out, magnetic valve two is opened, be contained in outdoor outdoor temperature sensor and detect outdoor environment temperature, the indoor temperature transmitter being contained in heating user side detects user side indoor environment temperature, and then the least favorable heating hot water temperature setting value being not only suitable for outdoor environment temperature change but also ensureing indoor environment temperature is automatically provided according to the outdoor environment temperature detected and indoor environment temperature, be contained in the least favorable heating hot water temperature setting value that the first temperature-sensing valve recharged on water pipe provides according to system and automatically regulate its aperture, until standard-sized sheet, be contained in the temperature control transmitters sense heating and supplying water pipe temperature on heating and supplying water pipe, when least favorable heating hot water temperature's setting value that temperature control transmitters sense provides to heating and supplying water pipe temperature higher than system, first temperature-sensing valve will turn down its aperture, and then reduce GEOTHERMAL WATER flow, when least favorable heating hot water temperature's setting value that temperature control transmitters sense provides to heating and supplying water pipe temperature lower than system, first temperature-sensing valve will open its aperture large until standard-sized sheet, in heating and supplying water pipe temperature is maintained least favorable heating hot water temperature setting value that system provides, but when the first temperature-sensing valve standard-sized sheet, and heating and supplying water pipe temperature is not when still reaching least favorable heating hot water temperature's setting value that system provides, to judge that geothermal water heating is not enough, now, magnetic valve one is opened, magnetic valve two cuts out, 3rd heat exchanger will put into operation and compensate heating to heating hot water, the second temperature-sensing valve be contained on auxiliary thermal source feed pipe is opened automatically, and automatically regulate its switch according to the least favorable heating hot water temperature setting value that system provides, until standard-sized sheet or closedown, and then regulate auxiliary thermal source feed pipe to enter the flow of the 3rd heat exchanger, reach the heating-on-demand effect compensating heating, when geothermal water heating is sufficient, the second temperature-sensing valve cuts out, magnetic valve two is opened, magnetic valve one cuts out, 3rd heat exchanger also compensates automatically exit for heating, now, system regulates its aperture automatically by being restored to least favorable heating hot water temperature setting value provided according to it by the first temperature-sensing valve again, so runs, realize uninterruptedly heating in 24 hours, but also reach not only energy-conservation but also comfortable, safe heating effect.
The invention has the beneficial effects as follows, the present invention adopts GEOTHERMAL WATER series connection heat exchange and arranges auxiliary thermal source and compensates the heating system heating and combine, and introduce outdoor environment temperature change and ensure the control model that indoor environment temperature combines, not only there is the advantages such as energy-conservation, comfortable and safe property is good, and improve the confession heat utilization efficiency of GEOTHERMAL WATER, have good economic results in society, result of use might as well.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
In figure, 1, suction pump, 2, geothermal well, 3, water distribution pipeline, 4, water treatment facilities, 5, tube connector, 6, First Heat Exchanger, 7, second heat exchanger, 8, first temperature-sensing valve, 9, recharge water pipe, 10, inverted well, 11, heating water return pipe, 12, filter, 13, safety valve, 14, pressure sensor one, 15, circulating pump, 16, filling pipe, 17, moisturizing variable frequency pump, 18, serises connecting tube, 19, concurrent heating water inlet pipe, 20, magnetic valve one, 21, magnetic valve two, 22, heating and supplying water pipe, 23, pressure sensor two, 24, temperature control transmitter, 25, concurrent heating return pipe, 26, 3rd heat exchanger, 27, second temperature-sensing valve, 28, auxiliary thermal source return pipe, 29, auxiliary thermal source feed pipe, 30, communication interface, 31, switch board, 32, indoor temperature transmitter, 33, outdoor temperature sensor.
Detailed description of the invention
With regard to accompanying drawing 1, the GEOTHERMAL WATER series connection heat exchange heating circulatory system of the present invention is described in detail below below.
As shown in Figure 1, the GEOTHERMAL WATER series connection heat exchange heating circulatory system of the present invention is primarily of geothermal well 2, First Heat Exchanger 6, second heat exchanger 7, inverted well 10, circulating pump 15, moisturizing variable frequency pump 17, 3rd heat exchanger 26 and switch board 31 form, geothermal well 2 is built with suction pump 1, suction pump 1 water outlet is connected with water distribution pipeline 3, water distribution pipeline 3 is connected with an import of the First Heat Exchanger 6 arranged again, the once outlet of First Heat Exchanger 6 is provided with tube connector 5 and is connected with an import of the second heat exchanger 7 arranged, the once outlet of the second heat exchanger 7 with recharge water pipe 9 and be connected, recharge water pipe 9 to be connected with inverted well 10 again, water distribution pipeline 3 is equipped with water treatment facilities 4, first temperature-sensing valve 8 is housed recharging on water pipe 9, the secondary import of the second heat exchanger 7 is connected with heating water return pipe 11, and heating water return pipe 11 was equipped with filter 12 before connection second heat exchanger 7, heating water return pipe 11 is equipped with circulating pump 15 after filter 12, heating water return pipe 11 is before circulating pump 15, safety valve 13 and pressure sensor 1 is equiped with after filter 12, and be connected with filling pipe 16, filling pipe 16 is equipped with moisturizing variable frequency pump 17, the secondary outlet of the second heat exchanger 7 is provided with serises connecting tube 18 and is connected with the secondary import of First Heat Exchanger 7, the secondary outlet of First Heat Exchanger 7 is connected with heating and supplying water pipe 22, and pressure sensor 2 23 and temperature control transmitter 24 are housed on heating and supplying water pipe 22, heating and supplying water pipe 22 was also respectively equipped with the secondary import of concurrent heating water inlet pipe 19 and concurrent heating return pipe 25 and the 3rd heat exchanger 26 arranged and secondary and exports and be connected before pressure sensor 2 23 and temperature control transmitter 24, and before concurrent heating water inlet pipe 19 is arranged on concurrent heating return pipe 25, concurrent heating water inlet pipe 19 is equipped with magnetic valve 1, heating and supplying water pipe 22 between concurrent heating water inlet pipe 19 and concurrent heating return pipe 25 is equipped with magnetic valve 2 21, an import of the 3rd heat exchanger 26 is connected with auxiliary thermal source feed pipe 29 and auxiliary thermal source return pipe 28 respectively with once exporting, and on auxiliary thermal source feed pipe 29, second temperature-sensing valve 27 is housed.
Described first temperature-sensing valve 8, pressure sensor 1, circulating pump 15, moisturizing variable frequency pump 17, magnetic valve 1, magnetic valve 2 21, pressure sensor 2 23, temperature control transmitter 24 are connected with switch board 31 wiring separately respectively with the second temperature-sensing valve 27, switch board 31 is also connected with the indoor temperature transmitter 32 being contained in the user side that heats with the outdoor temperature sensor 33 being contained in outdoor respectively, also communication interface 30 is separately provided with in switch board 31, described communication interface 30 connects for remote monitoring, also can be connected with upper machine communication.
Operation principle of the present invention is, suction pump 1 extracts GEOTHERMAL WATER in geothermal well 2, enter after water treatment facilities 4 carries out filtering and remove sediment contamination process through pressure-raising, first First Heat Exchanger 6 heat exchange and quantity of heat given up is entered, and then enter the second heat exchanger 7 and give UTILIZATION OF VESIDUAL HEAT IN and heat exchange, recharge to inverted well 10 formation circulation by recharging water pipe 9 subsequently, meanwhile, heating water return pipe 11 takes out stains through filter 12, circulating pump 15 enters the second heat exchanger 7 after pressurizeing and carries out preheating, then enter First Heat Exchanger 6 again by serises connecting tube 18 to heat, and produce be suitable for outdoor environment temperature change and ensure indoor environment temperature heating hot water by heating and supplying water pipe 22 export heat, when GEOTHERMAL WATER normally heats, magnetic valve 1 cuts out, magnetic valve 2 21 is opened, be contained in outdoor outdoor temperature sensor 33 and detect outdoor environment temperature, the indoor temperature transmitter 32 being contained in heating user side detects user side indoor environment temperature, and then the least favorable heating hot water temperature setting value being not only suitable for outdoor environment temperature change but also ensureing indoor environment temperature is automatically provided according to the outdoor environment temperature detected and indoor environment temperature, be contained in and recharge the least favorable heating hot water temperature setting value that the first temperature-sensing valve 8 on water pipe 9 provides according to system and automatically regulate its aperture, until standard-sized sheet, the temperature control transmitter 24 be contained on heating and supplying water pipe 22 detects heating and supplying water pipe 22 temperature, when temperature control transmitter 24 detects least favorable heating hot water temperature's setting value that heating and supplying water pipe 22 temperature provides higher than system, first temperature-sensing valve 8 will turn down its aperture, and then reduce GEOTHERMAL WATER flow, when temperature control transmitter 24 detects least favorable heating hot water temperature's setting value that heating and supplying water pipe 22 temperature provides lower than system, first temperature-sensing valve 8 will open its aperture large until standard-sized sheet, in heating and supplying water pipe 22 temperature is maintained least favorable heating hot water temperature setting value that system provides, but when the first temperature-sensing valve 8 standard-sized sheet, and heating and supplying water pipe 22 temperature is not when still reaching least favorable heating hot water temperature's setting value that system provides, to judge that geothermal water heating is not enough, now, magnetic valve 1 is opened, magnetic valve 2 21 cuts out, 3rd heat exchanger 26 will put into operation and compensate heating to heating hot water, the second temperature-sensing valve 27 be contained on auxiliary thermal source feed pipe 29 is opened automatically, and automatically regulate its switch according to the least favorable heating hot water temperature setting value that system provides, until standard-sized sheet or closedown, and then regulate auxiliary thermal source feed pipe 29 to enter the flow of the 3rd heat exchanger, reach the heating-on-demand effect compensating heating, when geothermal water heating is sufficient, the second temperature-sensing valve 27 cuts out, magnetic valve 2 21 is opened, magnetic valve 1 cuts out, 3rd heat exchanger 26 also compensates automatically exit for heating, now, system regulates its aperture automatically by being restored to least favorable heating hot water temperature setting value provided according to it by the first temperature-sensing valve 8 again, so runs, realize uninterruptedly heating in 24 hours, but also reach not only energy-conservation but also comfortable, safe heating effect.
Claims (4)
1. a GEOTHERMAL WATER series connection heat exchange heating circulatory system is primarily of geothermal well, First Heat Exchanger, second heat exchanger, inverted well, circulating pump, moisturizing variable frequency pump, 3rd heat exchanger and switch board composition, geothermal well is built with suction pump, suction pump water outlet is connected with water distribution pipeline, water distribution pipeline is connected with an import of the First Heat Exchanger arranged again, it is characterized in that, the once outlet of First Heat Exchanger is provided with tube connector and is connected with an import of the second heat exchanger of setting, the once outlet of the second heat exchanger with recharge water pipe and be connected, recharge water pipe to be connected with inverted well again, first temperature-sensing valve is housed recharging on water pipe, the secondary import of the second heat exchanger is connected with heating water return pipe, the secondary outlet of the second heat exchanger is provided with serises connecting tube and is connected with the secondary import of First Heat Exchanger, the secondary outlet of First Heat Exchanger is connected with heating and supplying water pipe, and pressure sensor two and temperature control transmitter are housed on heating and supplying water pipe, heating and supplying water pipe was also respectively equipped with the secondary import of concurrent heating water inlet pipe and concurrent heating return pipe and the 3rd heat exchanger of setting and secondary and exports and be connected before pressure sensor two and temperature control transmitter, and before concurrent heating water inlet pipe is arranged on concurrent heating return pipe, concurrent heating water inlet pipe is equipped with magnetic valve one, heating and supplying water pipe between concurrent heating water inlet pipe and concurrent heating return pipe is equipped with magnetic valve two, an import of the 3rd heat exchanger is connected with auxiliary thermal source feed pipe and auxiliary thermal source return pipe respectively with once exporting, and on auxiliary thermal source feed pipe, the second temperature-sensing valve is housed.
2. the GEOTHERMAL WATER series connection heat exchange heating circulatory system according to claim 1, is characterized in that, water distribution pipeline is equipped with water treatment facilities.
3. the GEOTHERMAL WATER series connection heat exchange heating circulatory system according to claim 1, it is characterized in that, heating water return pipe was equipped with filter before connection second heat exchanger, heating water return pipe is equipped with circulating pump after the filters, heating water return pipe is equiped with safety valve and pressure sensor one and is connected with filling pipe before circulating pump, after filter, and filling pipe is equipped with moisturizing variable frequency pump.
4. the GEOTHERMAL WATER series connection heat exchange heating circulatory system according to claim 1, it is characterized in that, switch board is also connected with the indoor temperature transmitter being contained in the user side that heats with the outdoor temperature sensor being contained in outdoor respectively, in switch board, be also separately provided with communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410575346.4A CN104848293A (en) | 2014-10-25 | 2014-10-25 | Geothermal water serial-connection heat exchange heating circulation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410575346.4A CN104848293A (en) | 2014-10-25 | 2014-10-25 | Geothermal water serial-connection heat exchange heating circulation system |
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| CN104848293A true CN104848293A (en) | 2015-08-19 |
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| CN201410575346.4A Pending CN104848293A (en) | 2014-10-25 | 2014-10-25 | Geothermal water serial-connection heat exchange heating circulation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595975A (en) * | 2018-12-03 | 2019-04-09 | 湖南达道新能源开发有限公司 | A kind of geothermal water heating circulatory system |
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- 2014-10-25 CN CN201410575346.4A patent/CN104848293A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595975A (en) * | 2018-12-03 | 2019-04-09 | 湖南达道新能源开发有限公司 | A kind of geothermal water heating circulatory system |
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Application publication date: 20150819 |