CN207146491U - Mixed water heat exchange station with dehydration detection and defencive function and a variety of pressurization methodses - Google Patents
Mixed water heat exchange station with dehydration detection and defencive function and a variety of pressurization methodses Download PDFInfo
- Publication number
- CN207146491U CN207146491U CN201721768410.6U CN201721768410U CN207146491U CN 207146491 U CN207146491 U CN 207146491U CN 201721768410 U CN201721768410 U CN 201721768410U CN 207146491 U CN207146491 U CN 207146491U
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- level net
- water
- heat exchange
- electric control
- control valve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 131
- 230000018044 dehydration Effects 0.000 title claims abstract description 27
- 238000006297 dehydration reaction Methods 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract 1
- 208000005156 Dehydration Diseases 0.000 description 23
- 238000010438 heat treatment Methods 0.000 description 16
- 230000001276 controlling effect Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000008400 supply water Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Abstract
The utility model is the mixed water heat exchange station with dehydration detection and defencive function and a variety of pressurization methodses, belongs to heat exchange station system field of energy-saving technology.Mainly include one-level net supply channel, one-level net water return pipeline and two level net supply channel and two level net water return pipeline, it is characterised in that：Flowmeter is provided with the one-level net supply channel and one-level net water return pipeline, the flowmeter is connected with controller, can carry out data transmission；The controller is connected with electric control valve and electric control valve, or when controller detects that water supply differs too big with the pressure differential in water return pipeline, closed electromagnetic valve, avoids heat supply initial station from losing；When multifunctional pump stops or powers off, electric control valve is closed automatically when power is off, avoids further losing.The dehydration detection can also adjust the pressure and flow under different situations in pipeline with protection device, make system operation more stable.
Description
Technical field
The utility model belongs to heat exchange station system field of energy-saving technology, has dehydration detection and defencive function and a variety of level pressure
The mixed water heat exchange station of mode.
Background technology
Heating system, which is divided into, at present is directly connected to and is indirectly connected with, wherein being directly connected to and being divided into the direct of no mixing arrangement
Connection, fill being directly connected to, filling being directly connected to for mixing water pump for water ejector.Wherein dress mixing water pump be directly connected to mix water
The technology of heat exchange station is present for many years, but is rarely employed in the initial period because automatic control technology is immature.In recent years, automatic control
Technology reaches its maturity, and mixed water heat supply is also using more and more, but mixed water heat supply is joined directly together with one-level net, causes heat supply
Moisturizing task in initial station aggravates, and secondary network dehydration has a great influence to heat supply initial station, private in the event of secondary network system leak, user
From the situation that is not easy to monitor of discharging water, the dehydration of mixed water heating system two level net and user undertake by one-level net, in mixed water station number
In the case that mesh is more, during one-level net system fluid loss increase, it is the leak of one-level net or which two level net leak to be hard to tell Chu,
And indirect heat exchange system just can learn the size of fluid loss by water charging system, the potential safety hazard of heat supply initial station operation is caused,
Therefore how to detect dehydration and primary technical problem when fast shut-off dehydration position and the connection of one-level net.
The content of the invention
The utility model provides a kind of mixed water heat exchange station system with dehydration detection and defencive function, it is therefore an objective to by adding
If mixed water heat exchange station dehydration detection solves the problems, such as influence of the mixed water heat exchange station to one-level net and heat supply initial station with dehydration defencive function.
The utility model concrete technical scheme is as follows：
Mixed water heat exchange station with dehydration detection and defencive function and a variety of pressurization methodses, including one-level net supply channel,
One-level net water return pipeline and two level net supply channel and two level net water return pipeline, the one-level net supply channel and one-level net
Flowmeter is provided with water return pipeline, the flowmeter is connected with controller, and flowmeter surveys data transfer into controller,
The controller is connected with electric control valve and electric control valve, and the controller compares the numerical value of two flowmeters
Compared with when surveyed numerical value differs larger, the controller is then alarmed and sends instruction by electric control valve and electric control valve
Close.
Multifunctional pump is provided with the two level network pipeline, the multifunctional pump coordinates with electric control valve and electric control valve,
Flow in pipeline and hydraulic pressure are adjusted.
Further, the multifunctional pump is arranged on the cross over pipe of two level net, more sufficient applied to the available pressure head of one-level net, and outside
Net one-level net is above needed for two level net for the position of pressure of return water for pressure of return water.
Further, the multifunctional pump is arranged on the return pipe of two level net, applied to one-level net for pressure of return water is higher, changes
The area of heat stations hypsography low-lying.
Further, the multifunctional pump is arranged on the feed pipe of two level net, applied to one-level net for pressure of return water is relatively low, changes
The higher area of heat stations physical features.
The beneficial effects of the utility model are：
1st, the utility model is provided with flowmeter in water supply and water return pipeline, and the flowmeter is connected institute with controller
State controller and controller is with setting and the electricity on inlet pipeline and water return pipeline to be judged to the difference of flowmeter acquisition numerical value
Dynamic regulating valve is connected, and after controller judges system dehydration, can close electric control valve automatically or be alarmed.Therefore system
With dehydration detection and defencive function, strict control of the one-level net system to fluid loss is ensure that, a large amount of dehydrations will not be caused to make
Into heat supply initial station and the potential safety hazard of one-level net.Electric control valve also has power-off automatic closing function, and motor-driven valve can ask
Closed during topic and also ensure that the water of one-level net is cut off with two level net in time, ensure the safety of one-level net and heat supply initial station.
2nd, dehydration detecting system of the present utility model ensure that the security and using effect of mixed water heat exchange station, mix water heat exchange
Stand due to eliminating heat exchanger, therefore one-level net return water temperature reduces, and former 130/70 DEG C of design temperature before water is mixed, after mixed water
Temperature is 130/60 DEG C, increases the one-level net temperature difference so that HER is that the defeated hot ratio of power consumption has obvious reduction, transports pipe network
Row is more energy efficient, more economical.
3rd, mixed water heating system of the present utility model can reduce plate type heat exchanger, water charging system etc. than common indirect heating
The investment of equipment, and relevant device later stage cleaning, safeguard etc. expense.
4th, due to reducing the larger equipment of heat exchanger this resistance, therefore the multifunctional pump in heat exchange station using mixed water heat supply
Lift reduce, and the pressure loss of plate type heat exchanger be 5 meters or so, the pressure loss at common indirect heat exchange station is generally 15 meters
Left and right, therefore mixed water heating plant of the present utility model has the saving energy, reduces the advantage of power consumption.
Brief description of the drawings
Fig. 1 is the structural representation that multifunctional pump is arranged on secondary network cross over pipe；
Fig. 2 is the structural representation that multifunctional pump is arranged on secondary network water return pipeline；
Fig. 3 is the structural representation that multifunctional pump is arranged on secondary network supply channel；
In figure：1 electric control valve, 2 electric control valves, 3 flowmeters, 4 multifunctional pumps, the water supply of 5 one-level nets, 6 one-level net backwater,
The water supply of 7 two level nets, 8 two level net backwater, 9 users, 10 controllers.
Embodiment
Concrete technical scheme of the present utility model is described in detail below in conjunction with drawings and Examples：
Mixed water heat exchange station with dehydration detection and defencive function and a variety of pressurization methodses, including one-level net supply channel 5,
One-level net water return pipeline 6 and two level net supply channel 7 and two level net water return pipeline 8, the one-level net supply channel 5 and one
Flowmeter 3 is provided with level net water return pipeline 6, the flowmeter 3 is connected with controller 10, and flowmeter 3 surveys data transfer
Into controller 10, the controller 10 is connected with electric control valve 1 and electric control valve 2, and the controller 10 is to two
The numerical value of flowmeter 3 is compared, and when surveyed numerical value differs larger, the controller 10 is then alarmed and sends instruction by electricity
Dynamic regulating valve 1 and electric control valve 2 are closed.
When the system is operated, water heat exchange station system is mixed by flowmeter 3 to monitor one-level net water supply 5 and one-level net backwater 6
Water-carrying capacity, and surveyed numerical value is uploaded to controller 10 and carries out analysis judgement, pass through each two level net of the paired observation of flowmeter
The fluid loss of system, controller is alarmed and sends instruction and closed electric control valve 1 and electric control valve 2 when dehydration is serious
Close, disconnect the connection with one-level net system, strengthen the stability and reliability of heat supply network with this.Electric control valve 1 and motorized adjustment
Valve 2 is respectively provided with power-off protection function, can voluntarily be closed when being powered off in heat exchange station, it is ensured that during power failure, one-level net water supply 5 exists
One-level net backwater 6 will not be entered.
Multifunctional pump 4 is provided with the two level network pipeline, the multifunctional pump 4 is matched somebody with somebody with electric control valve 1 and electric control valve 2
Close, the flow in pipeline and hydraulic pressure are adjusted；When the available pressure head of one-level net is more sufficient, and outer net one-level net supplies pressure of return water
When being above needed for two level net for pressure of return water, the multifunctional pump 4 is arranged on the cross over pipe of two level net；When applied to one-level net
For pressure of return water is higher, the area of heat exchange station hypsography low-lying when, the multifunctional pump 4 is arranged on the return pipe of two level net；When should
When supplying the area that pressure of return water is relatively low, heat exchange station physical features is higher for one-level net, the multifunctional pump 4 is arranged at the water supply of two level net
Guan Shang.
Water pump installation site is different in accordance with the above, carries out the pressure adjustment of different modes in pipe network.
Embodiment 1
On the cross over pipe of multifunctional pump two level net as shown in Figure 1, when determining secondary pressure of return water by primary water, electric control valve
2 standard-sized sheets, the size that one-level net water supply 5 is mixed into water is adjusted by controlling the aperture of electric control valve 1, to realize that two level net supplies
The matter regulation of the different temperatures of water 7.Two level net water supply 7 after the completion of mixing, which is entered after access customer 9 completes radiating, is moved back into two level net time
Water 8, one, water in two level net backwater 8 enter one-level net backwater 6 and return to heat supply initial station, and a part is gone successively to by water pump 4
Two level net water supply 7 continues next heating cycle after being mixed with one-level net water supply 5 to suitable heating temperature.
Embodiment 2
The mounting means of multifunctional pump is with embodiment 1, when determining secondary water-supply pressure by once supplying water, the standard-sized sheet of electric control valve 1,
The size that one-level net backwater 6 discharges water is adjusted by controlling the aperture of electric control valve 2, because system is closed system,
Under the premise of not dehydration, discharge water determines that one-level net water supply 5 is mixed into the size of water, just can realize that two level net water supply 7 is different
The matter regulation of temperature, the two level net water supply 7 after the completion of mixing, which is entered after access customer 9 completes radiating, is moved back into two level net backwater 8, two level
One, water in net backwater 8 enters one-level net backwater 6 and returns to heat supply initial station, and a part goes successively to two level net by water pump 4 and supplied
Water 7 continues next heating cycle after being mixed with one-level net water supply 5 to suitable heating temperature.
Embodiment 3
As shown in Fig. 2 multifunctional pump is arranged on the return pipe of two level net, and when determining secondary water-supply pressure by primary water, electricity
The dynamic standard-sized sheet of regulating valve 2, the size that one-level net water supply 5 is mixed into water is adjusted by controlling the aperture of electric control valve 1, just can be real
The matter regulation of existing two level net 7 different temperatures of water supply.Two level net after the completion of mixing supply water 7 enter access customer 9 complete after radiating back into
Enter two level net backwater 8, one, water in two level net backwater 8 enters one-level net backwater 6 and returns to heat supply initial station, and a part passes through water pump
4 go successively to continue next heating cycle after two level net water supply 7 is mixed to suitable heating temperature with one-level net water supply 5.
Embodiment 4
The mounting means of multifunctional pump is with embodiment 3, when determining secondary water-supply pressure by once supplying water, the standard-sized sheet of electric control valve 1,
It is adjusted by electric control valve 2, water is discharged to adjust one-level net backwater 6 by controlling the aperture of electric control valve 2
Size, because system is closed system, under the premise of not dehydration, discharge water determines that one-level net water supply 5 is mixed into the size of water,
Just the matter regulation of two level net 7 different temperatures of water supply can be realized.Two level net water supply 7 after the completion of mixing enters access customer 9 and completes radiating
After be moved back into two level net backwater 8, one, water in two level net backwater 8 enters one-level net backwater 6 and returns to heat supply initial station, and a part is logical
Cross water pump 4 go successively to two level net supply water 7 mixed with one-level net water supply 5 to suitable heating temperature after continue next heat supply and follow
Ring.
Embodiment 5
As shown in figure 3, multifunctional pump is arranged on the return pipe of two level net, and when determining secondary pressure of return water by primary water, electricity
The dynamic standard-sized sheet of regulating valve 2, the size that one-level net water supply 5 is mixed into water is adjusted by controlling the aperture of electric control valve 1, just can be real
The matter regulation of existing two level net 7 different temperatures of water supply.Two level net after the completion of mixing supply water 7 enter access customer 9 complete after radiating back into
Enter two level net backwater 8, one, water in two level net backwater 8 enters one-level net backwater 6 and returns to heat supply initial station, and a part passes through water pump
4 go successively to continue next heating cycle after two level net water supply 7 is mixed to suitable heating temperature with one-level net water supply 5.
Embodiment 6
The mounting means of multifunctional pump with embodiment 5, by once supply water secondary pressure of return water surely when, the standard-sized sheet of electric control valve 1,
The size that one-level net backwater 6 discharges water is adjusted by controlling the aperture of electric control valve 2, because system is closed system,
Under the premise of not dehydration, discharge water determines that one-level net water supply 5 is mixed into the size of water, just can realize that two level net water supply 7 is different
The matter regulation of temperature.Two level net water supply 7 after the completion of mixing, which is entered after access customer 9 completes radiating, is moved back into two level net backwater 8, two level
One, water in net backwater 8 enters one-level net backwater 6 and returns to heat supply initial station, and a part goes successively to two level net by water pump 4 and supplied
Water 7 continues next heating cycle after being mixed with one-level net water supply 5 to suitable heating temperature.
Claims (5)
1. with dehydration detection and defencive function and the mixed water heat exchange station of a variety of pressurization methodses, including one-level net supply channel（5）、
One-level net water return pipeline（6）And two level net supply channel（7）With two level net water return pipeline（8）, it is characterised in that：Described one
Level net supply channel（5）With one-level net water return pipeline（6）On be provided with flowmeter（3）, the flowmeter（3）With controller
（10）It is connected, flowmeter（3）Surveyed data transfer is to controller（10）In, the controller（10）With electric control valve（1）With
Electric control valve（2）It is connected, the controller（10）To two flowmeters（3）Numerical value be compared, when surveyed numerical value phase
Poor larger, the controller（10）Then alarmed and send instruction by electric control valve（1）And electric control valve（2）Close.
2. as claimed in claim 1 with dehydration detection and defencive function and the mixed water heat exchange station of a variety of pressurization methodses, it is special
Sign is：Multifunctional pump is provided with the two level network pipeline（4）, the multifunctional pump（4）With electric control valve（1）And motorized adjustment
Valve（2）Coordinate, the flow in pipeline and hydraulic pressure are adjusted.
3. as claimed in claim 2 with dehydration detection and defencive function and the mixed water heat exchange station of a variety of pressurization methodses, it is special
Sign is：The multifunctional pump（4）It is arranged on the cross over pipe of two level net, it is more sufficient applied to the available pressure head of one-level net, and outer net one
Level net is above needed for two level net for the position of pressure of return water for pressure of return water.
4. as claimed in claim 2 with dehydration detection and defencive function and the mixed water heat exchange station of a variety of pressurization methodses, it is special
Sign is：The multifunctional pump（4）It is arranged on the return pipe of two level net, applied to one-level net for pressure of return water is higher, heat exchange station
The area of hypsography low-lying.
5. as claimed in claim 2 with dehydration detection and defencive function and the mixed water heat exchange station of a variety of pressurization methodses, it is special
Sign is：The multifunctional pump（4）It is arranged on the feed pipe of two level net, applied to one-level net for pressure of return water is relatively low, heat exchange station
The higher area of physical features.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768410.6U CN207146491U (en) | 2017-12-18 | 2017-12-18 | Mixed water heat exchange station with dehydration detection and defencive function and a variety of pressurization methodses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768410.6U CN207146491U (en) | 2017-12-18 | 2017-12-18 | Mixed water heat exchange station with dehydration detection and defencive function and a variety of pressurization methodses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207146491U true CN207146491U (en) | 2018-03-27 |
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ID=61668686
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721768410.6U Expired - Fee Related CN207146491U (en) | 2017-12-18 | 2017-12-18 | Mixed water heat exchange station with dehydration detection and defencive function and a variety of pressurization methodses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207146491U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113048537A (en) * | 2021-03-31 | 2021-06-29 | 西安西热节能技术有限公司 | Bypass pipe constant pressure simulation system and method using bypass constant pressure ratio |
| CN113358178A (en) * | 2021-07-26 | 2021-09-07 | 威海市文登区恒源供热有限公司 | Water loss measuring device and method for water mixing station |
-
2017
- 2017-12-18 CN CN201721768410.6U patent/CN207146491U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113048537A (en) * | 2021-03-31 | 2021-06-29 | 西安西热节能技术有限公司 | Bypass pipe constant pressure simulation system and method using bypass constant pressure ratio |
| CN113358178A (en) * | 2021-07-26 | 2021-09-07 | 威海市文登区恒源供热有限公司 | Water loss measuring device and method for water mixing station |
| CN113358178B (en) * | 2021-07-26 | 2024-04-09 | 威海市文登热电厂有限公司 | Water loss measurement device and method for water mixing station |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 |