CN208859715U - A kind of heat station system with frequency converter - Google Patents
A kind of heat station system with frequency converter Download PDFInfo
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- CN208859715U CN208859715U CN201821471435.4U CN201821471435U CN208859715U CN 208859715 U CN208859715 U CN 208859715U CN 201821471435 U CN201821471435 U CN 201821471435U CN 208859715 U CN208859715 U CN 208859715U
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Abstract
The utility model relates to a kind of heat station systems with frequency converter, including PLC key control unit 21, frequency converter 11, heat exchanger 8 and radiator 7, heat exchanger 8 is connected with level-one water supply line 17 and level-one water return pipeline 18, heat exchanger 8 is connected with radiator 7 by second level water supply line 19 and second level water return pipeline 20, PLC key control unit 21 and frequency converter 11 are electrically connected, the utility model acquires the temperature and pressure signal in outdoor temperature and level-one pipeline and secondary canalization by sensor respectively, and the intelligent control of heating system is realized by analysis and Control, realize the automatic control of heat supply, it can reduce thermal energy and pipe network lose and increases frequency converter can make powered stable, the frequency converter is connected with control module can accomplish to be precisely controlled to pump everywhere Starting and closing, the consumption for no reason of the energy can be greatly reduced.
Description
Technical field
The utility model relates to urban district heating systems, and in particular to a kind of heat station system with frequency converter.
Background technique
Currently, concentrated supply of heating in the city industry becomes energy-saving and environment-friendly important prominent with environmentally friendly, power saving increasingly serious
Breakpoint.China's heating industry use Full-automatic combination heat-exchange unit more in thermal substation (unit) in recent years completes heating power
The design and construction stood, automatic control level is relatively low, and the unit control system that combined type heat-exchange unit producer provides controls function
Can be single, it cannot achieve the comprehensive adjustment control to entire heating system, the ability of regulation and control of pipe network is lower, leads to thermal energy and pipe network
Loss is serious, internal components operating can be caused unstable because of the problem of power supply also many times to occurring dallying so
Cause expendable component damage.
Utility model content
The purpose of the utility model is to provide a kind of heat station systems with frequency converter.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of heat station system with frequency converter, including PLC key control unit (21), frequency converter (11), heat exchange
Device (8) and radiator (7), the heat exchanger (8) are connected with level-one water supply line (17) and level-one water return pipeline (18)
It connects, heat exchanger (8) is connected with radiator (7) by second level water supply line (19) and second level water return pipeline (20), described
PLC key control unit (21) and frequency converter (11) are electrically connected, be also connected be arranged on level-one water supply line (17) into
Penstock (1) and flowing water Valve (2) on level-one water return pipeline (18) is set, is set in the frequency converter (11) and secondary canalization
The small pump (12) set is connected and is controlled with circulating pump (6).
In preferred embodiments, it is also respectively set on the second level water supply line (19) and second level water return pipeline (20)
There are second level supply water temperature sensor (4), second level pressure of supply water sensor (5), second level return water temperature sensor (9) and second level return water
Pressure sensor (10) above structure is electrically connected with the PLC key control unit (21) respectively；
In preferred embodiments, the PLC key control unit (21) is attached with internet and inside is compound
It is provided with temperature sensor (13), data collection module (14), Data Analysis Services module (15) and data and sends interchange mode
Block (16)；
In preferred embodiments, the PLC key control unit (21) is additionally provided with warning device, the warning device
It can be sound-light alarm or buzzing alarm or warned by computer network feedback information；
In preferred embodiments, hand is additionally provided on the level-one water supply line (17) and level-one water return pipeline (18)
Dynamic closure valve (3).
The utility model has the following beneficial effects:
The utility model acquires outdoor temperature and temperature and pressure in level-one pipeline and secondary canalization by sensor respectively
Force signal, and by the intelligent control of analysis and Control realization heating system, it realizes the automatic control of heat supply, can reduce heat
Can lose with pipe network and increase frequency converter can make powered stable, which is connected with control module can accomplish essence
The starting and closing that quasi- control pumps everywhere, can be greatly reduced the consumption for no reason of the energy；The utility model can also be by internet certainly
Dynamic acquisition Weather information selects control model in advance.
Detailed description of the invention
The utility model is described in further detail below according to attached drawing.
Fig. 1 is a kind of heat station system structure chart with frequency converter described in the utility model embodiment.
Fig. 2 is PLC key control unit concrete structure diagram in the utility model Fig. 1.
In figure:
1, inlet valve；2, flowing water Valve；3, manual closing valve；4, second level supply water temperature sensor；5, second level supplies water
Pressure sensor；6, circulating pump；7, radiator；8, heat exchanger；9, second level return water temperature sensor；10, second level return water pressure
Force snesor；11, frequency converter；12, small pump；13, temperature sensor；14, data collection module；15, Data Analysis Services mould
Block；16, data send Switching Module；17, level-one water supply line；18, level-one water return pipeline；19, second level water supply line；20, two
Grade water return pipeline；21, PLC key control unit.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached
The detailed description of the embodiments of the present invention provided in figure is not intended to limit the range of claimed invention,
But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection
It encloses.The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein phase from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached drawing
The embodiment of description is exemplary, it is intended to for explaining the utility model, and should not be understood as limiting the present invention.
The utility model is further described with specific embodiment below with reference to accompanying drawings.
As shown in Figure 1, a kind of heat station system with frequency converter of the utility model embodiment, including PLC core control
Unit 21, frequency converter 11, heat exchanger 8 and radiator 7 processed, heat exchanger 8 and level-one water supply line 17 and level-one return water
Pipeline 18 is connected, and heat exchanger 8 is connected with radiator 7 by second level water supply line 19 and second level water return pipeline 20, PLC
Key control unit 21 and frequency converter 11 are electrically connected, and are also connected with 1 He of inlet valve being arranged on level-one water supply line 17
Flowing water Valve 2 on level-one water return pipeline 18, the small pump 12 and circulating pump 6 being arranged in frequency converter 11 and secondary canalization are set
It is connected and is controlled.Second level supply water temperature sensor is also respectively provided on second level water supply line 19 and second level water return pipeline 20
4, second level pressure of supply water sensor 5, second level return water temperature sensor 9 and 10 above structure of second level pressure of return water sensor respectively with
The PLC key control unit 21 is electrically connected；PLC key control unit 21 and internet are attached and internal compound setting
There are temperature sensor 13, data collection module 14, Data Analysis Services module 15 and data to send Switching Module 16；PLC core
Heart control unit 21 is additionally provided with warning device, which can be sound-light alarm or buzzing alarm or pass through computer network
Network feedback information carries out warning (not shown)；It is additionally provided on level-one water supply line 17 and level-one water return pipeline 18 and closes manually
Close valve 3.
The PLC key control unit 21 of the utility model is built-in with management control software, can accomplish data it is automatic collection,
Analysis and output, and realize real time monitoring, branch's control, self-protection, the variation of accuracy controlling various parameters to make heating power
System of standing in heat supplying process can stable operation, another PLC key control unit 21 can also be connected by network and cloud
The case where connecing real-time feedback system operation conditions, encountering data volume overload, which can also start alternative mean and upload cloud, is divided
Overload situations are simultaneously carried out alarm sounds by analysis operation.This system can be controlled according to the data of external temperature sensor in PLC core
Unit 21 selects corresponding control program and sends by data to be sent in operating system with Switching Module 16, passes through temperature
Sensor 13, second level supply water temperature sensor 4, second level net pressure of supply water sensor 5, second level return water temperature sensor 9 and second level
Pressure of return water sensor 10 acquires outdoor environment temperature, supply water temperature, pressure of supply water and return water temperature, pressure of return water respectively, and
Relevant information is transmitted to control terminal, various temperature, pressure data variation is analyzed, PLC is passed through according to real time temperature, pressure information
Feed water valve 1, circulating pump 6 and small pump 12 is adjusted in key control unit 21, realizes the automatic control of heat supply.
Heating system staff can carry out relevant parameter by the liquid crystal touch screen being arranged on PLC key control unit 21
Setting carries out closed-loop control by pid parameter, realizes manually or automatically to feed water valve 1, circulating pump 6, small pump 12 and frequency conversion
Device is controlled.Displaying scene temperature, pressure signal.When second level supply water temperature sensor 4, second level pressure of supply water sensor 5, two
The safety value of temperature or pressure signal beyond setting that grade return water temperature sensor 9 and second level pressure of return water sensor 10 acquire
When, the also controllable sound-light alarm of PLC key control unit 21 or beep alarm device are alarmed, and remind staff timely
Debugging.
Finally, it should be noted that above-described each embodiment is merely to illustrate the technical solution of the utility model, rather than
It is limited；Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art
It is understood that it can still modify to technical solution documented by previous embodiment, or to part of or whole
Technical characteristic is equivalently replaced；And these modifications or substitutions, it does not separate the essence of the corresponding technical solution the utility model
The range of each embodiment technical solution.
Claims (6)
1. a kind of heat station system with frequency converter, it is characterised in that: including PLC key control unit (21), frequency converter
(11), heat exchanger (8) and radiator (7), the heat exchanger (8) and level-one water supply line (17) and level-one return pipe
Road (18) is connected, and heat exchanger (8) passes through second level water supply line (19) and second level water return pipeline (20) phase with radiator (7)
Connection, the PLC key control unit (21) and frequency converter (11) are electrically connected, are also connected with and are arranged in level-one water supply line
(17) flowing water Valve (2) of inlet valve (1) and setting on level-one water return pipeline (18) on, the frequency converter (11) and two
The small pump (12) being arranged in grade pipeline is connected and is controlled with circulating pump (6).
2. a kind of heat station system with frequency converter according to claim 1, it is characterised in that: the second level water supplying pipe
Second level supply water temperature sensor (4), second level pressure of supply water sensing are also respectively provided on road (19) and second level water return pipeline (20)
Device (5), second level return water temperature sensor (9) and second level pressure of return water sensor (10) above structure respectively with the PLC core
Control unit (21) is electrically connected.
3. a kind of heat station system with frequency converter according to claim 1, it is characterised in that: the PLC core control
Unit (21) processed and internet, which are attached, and inside is compound is provided with temperature sensor (13), data collection module (14), number
Switching Module (16) are sent according to analysis and processing module (15) and data.
4. a kind of heat station system with frequency converter according to claim 1, it is characterised in that: the PLC core control
Unit (21) processed is additionally provided with warning device, which can be sound-light alarm or buzzing alarm or pass through computer network
Feedback information is warned.
5. a kind of heat station system with frequency converter according to claim 1, it is characterised in that: the level-one water supplying pipe
Manual closing valve (3) are additionally provided on road (17) and level-one water return pipeline (18).
6. a kind of heat station system with frequency converter according to claim 1, it is characterised in that: the PLC core control
Touch screen plate is additionally provided with to input various program commands on unit (21) processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821471435.4U CN208859715U (en) | 2018-09-10 | 2018-09-10 | A kind of heat station system with frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821471435.4U CN208859715U (en) | 2018-09-10 | 2018-09-10 | A kind of heat station system with frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208859715U true CN208859715U (en) | 2019-05-14 |
Family
ID=66417302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821471435.4U Active CN208859715U (en) | 2018-09-10 | 2018-09-10 | A kind of heat station system with frequency converter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925855A (en) * | 2019-12-17 | 2020-03-27 | 大唐郓城发电有限公司 | Heat pipe network stable control system method |
| CN113819505A (en) * | 2021-08-25 | 2021-12-21 | 河北建筑工程学院 | Control system and control method for solving hydraulic imbalance of heat supply pipe network |
-
2018
- 2018-09-10 CN CN201821471435.4U patent/CN208859715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925855A (en) * | 2019-12-17 | 2020-03-27 | 大唐郓城发电有限公司 | Heat pipe network stable control system method |
| CN113819505A (en) * | 2021-08-25 | 2021-12-21 | 河北建筑工程学院 | Control system and control method for solving hydraulic imbalance of heat supply pipe network |
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