CN201327102Y - Intelligent variable-frequency energy-saving heat-exchange device - Google Patents
Intelligent variable-frequency energy-saving heat-exchange device Download PDFInfo
- Publication number
- CN201327102Y CN201327102Y CNU2008202074495U CN200820207449U CN201327102Y CN 201327102 Y CN201327102 Y CN 201327102Y CN U2008202074495 U CNU2008202074495 U CN U2008202074495U CN 200820207449 U CN200820207449 U CN 200820207449U CN 201327102 Y CN201327102 Y CN 201327102Y
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- Prior art keywords
- temperature
- heat exchanger
- secondary side
- water circulating
- pipe
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- Expired - Fee Related
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Abstract
The utility model provides an intelligent variable-frequency energy-saving heat-exchange device, which comprises a heat exchanger, a circulating water pump, a make-up water pump, an expansion water tank, an electric hydraulic temperature-sensing valve, a dirt separator and a control cabinet. A primary side inlet pipe is connected with the heat exchanger through the electric hydraulic temperature-sensing valve. The circulating water pump is arranged on the secondary side inlet pipe of the heat exchanger and connected with a return water pipe. A circulating water pump bypass pipe is arranged. The outlet of the expansion water tank is connected with the return water pipe through the make-up water pump. An electromagnetic valve is connected in series with the make-up water pump. An SM510 intelligent controller and a touch screen are arranged on the control cabinet. The utility model has the advantages that the variable-frequency control method is adopted, the electric hydraulic temperature-sensing valve and an outdoor temperature sensor are arranged to regulate the temperature, the technology is advanced, various intelligent energy-saving operation modes can be realized, the unmanned fully-automatic optimum control is realized and the cost performance is high.
Description
1, technical field
The utility model relates to a kind of heat transmission equipment, specifically a kind of intelligent type frequency-conversion and energy-saving heat-exchange equipment that pressurizes with heating agent indirect heat exchange, circulation.
2, background technology
Continuous development along with city-building, the central heating in cities and towns or zone has become the main force of social heat supply, but the centralized heat transmission equipment of prior art often just links up heat exchanger, water circulating pump, small pump, dirt separator etc. with pipeline, take up an area of big, and there is not electric-control system, need professional operations staff's real-time monitoring, water pump operation noise height during the equipment operation; Also there are indivedual heat transmission equipments to dispose electric-control system, but because the control system unreasonable allocation can not reach the intelligent energy-saving run of heat transmission equipment; In addition, in heat transmission equipment, water circulating pump, small pump start frequent, have influenced the service life of equipment significantly.
3, utility model content
In view of the deficiency that above-mentioned prior art exists, the utility model provides a kind of intelligent type frequency-conversion and energy-saving heat-exchange equipment.
The technical scheme that its technical problem that solves the utility model adopts is: intelligent type frequency-conversion and energy-saving heat-exchange equipment is by heat exchanger, water circulating pump, small pump, expansion tank, the electric hydaulic temperature-sensing valve, dirt separator and switch board are formed, the primary side inlet tube connects with heat exchanger through the electric hydaulic temperature-sensing valve, water circulating pump is located on the heat exchanger secondary side inlet tube, and on the secondary side inlet tube, be provided with safety valve, the safety valve outlet connects expansion tank, water circulating pump links to each other with return pipe, and be provided with the water circulating pump bypass pipe, filling pipe connects expansion tank, be provided with fluid level controller in the expansion tank, the expansion tank outlet takes back water pipe through small pump, and magnetic valve is equipped with in the small pump parallel connection, be provided with the heat exchanger bypass pipe at secondary side in addition, before return pipe and the electric hydaulic temperature-sensing valve dirt separator is housed, the primary side inlet tube, the primary side outlet, be respectively equipped with temperature transmitter and pressure sensor on secondary side inlet tube and the secondary side outlet, also be provided with pressure sensor on the return pipe, and be provided with outdoor temperature sensor, water circulating pump, small pump, fluid level controller, magnetic valve, the electric hydaulic temperature-sensing valve, temperature transmitter, pressure sensor and outdoor temperature sensor be the wiring switch board respectively, is equiped with SM510 intelligent controller and touch-screen on the switch board.
Water circulating pump and small pump adopt VFC by switch board, small pump is realized the constant pressure of return pipe, and realize automatic start-stop by return pipe setup pressure value and running frequency, when return pipe pressure reaches the pressure sensor setting pressure, small pump enters the termination of pumping resting state, save power consumption, when return pipe pressure was lower than the pressure sensor setting pressure, small pump started automatically; When if system causes that because of variations in temperature return pipe pressure exceeds setup pressure value 0.03～0.05MPa, switch board control magnetic valve is opened pressure release automatically, treat that magnetic valve is opened to that return pipe pressure is lower than the 0.02MPa of setup pressure value and when following, magnetic valve cuts out automatically.Like this, by system's automatic water supplement, releasing pressure automatically, reach the safe operating mode of secondary side pressure constant voltage.
Water circulating pump is then controlled by system's pre-set program realization frequency conversion automatically according to outdoor temperature sensor, secondary side inlet tube and secondary side outlet temperature difference or water circulating pump inlet and outlet pressure difference, reaches the purpose of water circulating pump energy-saving run.When the water circulating pump outlet pressure was higher than safety valve setting pressure, safety valve was opened pressure release automatically, avoided taking place for the security incident that maloperation causes because of the people.
The electric hydaulic temperature-sensing valve is regulated the amount that realizes secondary side according to the secondary side outlet temperature of band outdoor climate compensation by PID and regulated, and reaches temperature-compensating, greatest priority conversion round the clock, and is further energy-conservation.
The SM510 intelligent controller adopts modularized design, and clamping-rail is installed, and has fast accurate PID and regulates, and can realize teletransmission setting or monitoring by connecting host computer and GPRS.Touch-screen can be observed equipment running status intuitively, and can store by the SM510 intelligent controller, accomplishes unattended fully automatic operation.
Profitable fruit of the present utility model is that water circulating pump and small pump adopt VFC, and are combined with electric hydaulic temperature-sensing valve and outdoor temperature sensor realization adjustment, advanced technology, control system optimization can realize various intelligent energy conservation models, unmanned takes up an area of for a short time, and noise is low, cost performance height, and system's automatic water supplement, releasing pressure automatically, intelligent liquid crystal display, can make things convenient for on-site supervision, easy to operate, the automaticity height.
4, description of drawings
Accompanying drawing 1 is a process structure schematic diagram of the present utility model (preferred embodiment).
Among the figure, 1, the primary side inlet tube, 2, dirt separator, 3, electric hydaulic temperature-sensing valve, 4, heat exchanger, 5, temperature transmitter, 6, pressure sensor, 7, the secondary side outlet, 8, the primary side outlet, 9, heat exchanger bypass pipe, 10, the secondary side inlet tube, 11, filling pipe, 12, expansion tank, 13, fluid level controller, 14, small pump, 15, magnetic valve, 16, safety valve, 17, water circulating pump bypass pipe, 18, water circulating pump, 19, return pipe, 20, outdoor temperature sensor, 21, switch board, 22, the SM510 intelligent controller, 23, touch-screen.
5, the specific embodiment
Explain below doing with regard to 1 pair of intelligent type frequency-conversion and energy-saving heat-exchange equipment of the present utility model of accompanying drawing below.
As shown in Figure 1, intelligent type frequency-conversion and energy-saving heat-exchange equipment of the present utility model is by heat exchanger (4), water circulating pump (18), small pump (14), expansion tank (12), electric hydaulic temperature-sensing valve (3), dirt separator (2) and switch board (21) are formed, primary side inlet tube (1) connects with heat exchanger (4) through electric hydaulic temperature-sensing valve (3), water circulating pump (18) is located on the secondary side inlet tube (10) of heat exchanger (4), and on secondary side inlet tube (10), be provided with safety valve (16), safety valve (16) outlet connects expansion tank (12), water circulating pump (18) links to each other with return pipe (19), and be provided with water circulating pump bypass pipe (17), filling pipe (11) connects expansion tank (12), be provided with fluid level controller (13) in the expansion tank (12), expansion tank (12) outlet takes back water pipe (19) through small pump (14), and magnetic valve (15) is equipped with in small pump (14) parallel connection, be provided with heat exchanger bypass pipe (9) at secondary side in addition, the preceding dirt separator (2) that is equipped with of return pipe (19) and electric hydaulic temperature-sensing valve (3), primary side inlet tube (1), primary side outlet (8), be respectively equipped with temperature transmitter (5) and pressure sensor (6) on secondary side inlet tube (10) and the secondary side outlet (7), also be provided with pressure sensor (6) on the return pipe (19), and be provided with outdoor temperature sensor (20), water circulating pump (18), small pump (14), fluid level controller (13), magnetic valve (15), electric hydaulic temperature-sensing valve (3), temperature transmitter (5), pressure sensor (6) and outdoor temperature sensor (20) be wiring switch board (21) respectively, is equiped with SM510 intelligent controller (22) and touch-screen (23) on the switch board (21).
Institute it should be noted that, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, the technical solution of the utility model is made amendment or is equal to replacement, and do not break away from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of the claim scope of the present utility model.
Claims (2)
1, a kind of intelligent type frequency-conversion and energy-saving heat-exchange equipment is by heat exchanger, water circulating pump, small pump, expansion tank, the electric hydaulic temperature-sensing valve, dirt separator and switch board are formed, it is characterized in that: the primary side inlet tube connects with heat exchanger through the electric hydaulic temperature-sensing valve, water circulating pump is located on the heat exchanger secondary side inlet tube, and on the secondary side inlet tube, be provided with safety valve, the safety valve outlet connects expansion tank, water circulating pump links to each other with return pipe, and be provided with the water circulating pump bypass pipe, filling pipe connects expansion tank, be provided with fluid level controller in the expansion tank, the expansion tank outlet takes back water pipe through small pump, and magnetic valve is equipped with in the small pump parallel connection, be provided with the heat exchanger bypass pipe at secondary side in addition, before return pipe and the electric hydaulic temperature-sensing valve dirt separator is housed, the primary side inlet tube, the primary side outlet, be respectively equipped with temperature transmitter and pressure sensor on secondary side inlet tube and the secondary side outlet, also be provided with pressure sensor on the return pipe, and be provided with outdoor temperature sensor.
2, intelligent type frequency-conversion and energy-saving heat-exchange equipment according to claim 1, it is characterized in that: water circulating pump, small pump, fluid level controller, magnetic valve, electric hydaulic temperature-sensing valve, temperature transmitter, pressure sensor and outdoor temperature sensor be the wiring switch board respectively, is equiped with SM510 intelligent controller and touch-screen on the switch board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202074495U CN201327102Y (en) | 2008-10-29 | 2008-10-29 | Intelligent variable-frequency energy-saving heat-exchange device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202074495U CN201327102Y (en) | 2008-10-29 | 2008-10-29 | Intelligent variable-frequency energy-saving heat-exchange device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201327102Y true CN201327102Y (en) | 2009-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202074495U Expired - Fee Related CN201327102Y (en) | 2008-10-29 | 2008-10-29 | Intelligent variable-frequency energy-saving heat-exchange device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201327102Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014075302A1 (en) * | 2012-11-16 | 2014-05-22 | 格兰富控股联合股份公司 | Thermal equilibrium set |
| CN104482799A (en) * | 2014-12-30 | 2015-04-01 | 黑龙江国德节能服务有限公司 | Modular heat exchange unit sequential starting control system and control method |
| CN104848526A (en) * | 2015-06-02 | 2015-08-19 | 西安长庆科技工程有限责任公司 | Small integral heat supply system for supplying heat to oilfield stations |
| CN105180244A (en) * | 2015-10-27 | 2015-12-23 | 哈尔滨工业大学 | Radiator and floor radiation heating loop cascade heat exchange station system and heat gradient utilization method |
| RU2652546C1 (en) * | 2017-02-21 | 2018-04-26 | Андрей Николаевич Богатов | Hydraulic system control system of boiler system of heat supply |
-
2008
- 2008-10-29 CN CNU2008202074495U patent/CN201327102Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014075302A1 (en) * | 2012-11-16 | 2014-05-22 | 格兰富控股联合股份公司 | Thermal equilibrium set |
| CN104482799A (en) * | 2014-12-30 | 2015-04-01 | 黑龙江国德节能服务有限公司 | Modular heat exchange unit sequential starting control system and control method |
| CN104848526A (en) * | 2015-06-02 | 2015-08-19 | 西安长庆科技工程有限责任公司 | Small integral heat supply system for supplying heat to oilfield stations |
| CN104848526B (en) * | 2015-06-02 | 2017-07-04 | 西安长庆科技工程有限责任公司 | A kind of small-sized integrated integrated heating system for station in oilfield heat supply |
| CN105180244A (en) * | 2015-10-27 | 2015-12-23 | 哈尔滨工业大学 | Radiator and floor radiation heating loop cascade heat exchange station system and heat gradient utilization method |
| CN105180244B (en) * | 2015-10-27 | 2018-02-02 | 哈尔滨工业大学 | A kind of radiator and flooring radiation heating loop cascade heat exchange station system and heat stepped utilization method |
| RU2652546C1 (en) * | 2017-02-21 | 2018-04-26 | Андрей Николаевич Богатов | Hydraulic system control system of boiler system of heat supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091014 Termination date: 20101029 |