CN204423113U - A kind of heat supply network frequency-changing control system - Google Patents
A kind of heat supply network frequency-changing control system Download PDFInfo
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- CN204423113U CN204423113U CN201520061127.4U CN201520061127U CN204423113U CN 204423113 U CN204423113 U CN 204423113U CN 201520061127 U CN201520061127 U CN 201520061127U CN 204423113 U CN204423113 U CN 204423113U
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Abstract
The utility model belongs to heat supply network monitoring field, particularly relates to a kind of heat supply network frequency-changing control system.This system comprises PLC, at the rising pipe set temperature sensor I of heat supply network, at return pipe set temperature sensor II, described temperature sensor I and temperature sensor II is connected to the input end of PLC, arrange control circuit at the output terminal of PLC, the control end of control circuit connects multifunctional pump motor by a frequency converter.Set temperature sensor III on frequency converter, by the temperature of temperature sensor III Measurement for Inverter, connecting communication module on the Single port of PLC, realizes Long-distance Control by communication module and remote monitoring center.The utility model adopts water-mixing valve adjust flux, regulates temperature, carry out frequency control by frequency converter to multifunctional pump motor according to mixed water valve, thus improves the efficiency of governing system, improves power savings further.The utility model energy saves energy, improves power factor, reduces costs.
Description
Technical field
The utility model belongs to heat supply network monitoring field, particularly relates to a kind of heat supply network frequency-changing control system.
Background technology
Heat-network supervisory control system in electric in the past adopts radio station to carry out the wireless telecommunications phone wire communication of telecommunications company (also have at present adopt) to cause reliability not strong usually, message transmission rate is low, the problems such as response speed is slow, in addition, because heat supply network is in existing heat supplying process, lack the regulating action for heating power, some areas are overheated, some areas are excessively cold, cause uneven heating even, or cause the serious waste of heating power, therefore control heat supply network being carried out to intelligent frequency-conversion is needed, make to play energy-conserving action in heating system, both save electric energy and again save heat energy, the flow of reduction system, it is the problem that should solve in heating system so far.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of fully monitoring heat supply situation, avoids the problem of electric energy and heat energy serious waste, in real time according to the heat supply network frequency-changing control system of the flow of user's heat regulating system.
The utility model realizes like this, a kind of heat supply network frequency-changing control system, this system comprises PLC, at the rising pipe set temperature sensor I of heat supply network, at return pipe set temperature sensor II, described temperature sensor I and temperature sensor II is connected to the input end of PLC, arranges control circuit at the output terminal of PLC, and the control end of control circuit connects multifunctional pump motor by a frequency converter.Set temperature sensor III on frequency converter, by the temperature of temperature sensor III Measurement for Inverter, PLC Single port on connecting communication module, realize Long-distance Control by communication module and remote monitoring center.
Further, arrange driving circuit at the output terminal of PLC, described driving circuit is connected with the by-pass valve control of heat supply network, and described by-pass valve control is electromagnetic valve group.
Further, rising pipe arranges flow sensor II, return pipe arranges flow sensor I, described flow sensor I and flow sensor II is connected with the input end of PLC.
Further, GPS module is connected, for detecting position and reaching remote monitoring center at the port of described PLC.
Compared with prior art, beneficial effect is the utility model: the utility model is to solve city heat supply saves energy, improves power factor.Can design temperature required for heat supply user to the multifunctional pump of heating, meet the thermal load change of each heat user, should along with the change of outside air temperature, carry out necessary matter or the variable frequency adjustment of amount, by this regulative mode, pump rotary speed just can be made along with thermal load change thus regulate operate power, being conducive to the economical operation of thermal source.Reach energy-conservation object.Be not only enterprise and bring energy-saving benefit, decrease maintenance of equipment, and improve the automatization level of heating system.Can say that RHVC is industry energy conservation consumption reduction, reduction handling cost of increasing economic efficiency has dug new way.
Water valve can be mixed according to outdoor temperature curve setting and regulate temperature, automatically automatically regulate heating parameter according to outdoor temperature change, reach efficient, energy-conservation effect.
The utility model adopts water-mixing valve adjust flux, regulates temperature, carry out frequency control by frequency converter to multifunctional pump motor according to mixed water valve, thus improves the efficiency of governing system, improves power savings further.
Can accomplish to monitor long-range, run on the spot, stop, malfunction, when the running temperature height of frequency converter, can accomplish long-range out of service.
The utility model energy saves energy, improves power factor, reduces costs.
Accompanying drawing explanation
Fig. 1 is the system module structural representation that the utility model embodiment provides.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
See Fig. 1, a kind of heat supply network frequency-changing control system, this system comprises PLC, at the rising pipe set temperature sensor I of heat supply network, at return pipe set temperature sensor II, temperature sensor I and temperature sensor II is connected to the input end of PLC, arranges control circuit at the output terminal of PLC, and the control end of control circuit connects multifunctional pump motor by a frequency converter.By measuring the temperature of water pipe and backwater periodical, control the rotating speed of Frequency Converter Control multifunctional pump motor, thus improve the efficiency of governing system, improve power savings further.
Set temperature sensor III on frequency converter, by the temperature of temperature sensor III Measurement for Inverter, PLC Single port on connecting communication module, realize Long-distance Control by communication module and remote monitoring center.Therefore can on the spot, operated from a distance automatically can control frequency converter, can accomplish to monitor long-range, run on the spot, stop, malfunction, when the running temperature height of frequency converter, can accomplish long-range out of service.
Rising pipe arranges flow sensor II, return pipe arranges flow sensor I, described flow sensor I and flow sensor II is connected with the input end of PLC.Arrange driving circuit at the output terminal of PLC, driving circuit is connected with the by-pass valve control of heat supply network, and by-pass valve control is electromagnetic valve group.By closing or open the quantity of solenoid valve, thus control the size of flow.
GPS module is connected, for detecting position and reaching remote monitoring center at the port of PLC.
When the data that the PLC of certain position detects go wrong, can notify remote monitoring center in time, remote monitoring center can send staff to keep in repair within the very first time.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. a heat supply network frequency-changing control system, it is characterized in that, this system comprises PLC, at the rising pipe set temperature sensor I of heat supply network, at return pipe set temperature sensor II, described temperature sensor I and temperature sensor II is connected to the input end of PLC, arranges control circuit at the output terminal of PLC, and the control end of control circuit connects multifunctional pump motor by a frequency converter; Set temperature sensor III on frequency converter, by the temperature of temperature sensor III Measurement for Inverter, connecting communication module on the Single port of PLC, realizes Long-distance Control by communication module and remote monitoring center.
2. heat supply network frequency-changing control system as claimed in claim 1, it is characterized in that, arrange driving circuit at the output terminal of PLC, described driving circuit is connected with the by-pass valve control of heat supply network, and described by-pass valve control is electromagnetic valve group.
3. heat supply network frequency-changing control system as claimed in claim 1, it is characterized in that, rising pipe arranges flow sensor II, return pipe arranges flow sensor I, described flow sensor I and flow sensor II is connected with the input end of PLC.
4. heat supply network frequency-changing control system as claimed in claim 1, is characterized in that, connects GPS module, for detecting position and reaching remote monitoring center at the port of described PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520061127.4U CN204423113U (en) | 2015-01-28 | 2015-01-28 | A kind of heat supply network frequency-changing control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520061127.4U CN204423113U (en) | 2015-01-28 | 2015-01-28 | A kind of heat supply network frequency-changing control system |
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| Publication Number | Publication Date |
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| CN204423113U true CN204423113U (en) | 2015-06-24 |
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| CN201520061127.4U Active CN204423113U (en) | 2015-01-28 | 2015-01-28 | A kind of heat supply network frequency-changing control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662574A (en) * | 2018-05-07 | 2018-10-16 | 山东胜星化工有限公司 | A kind of control system of steam exhaust recovering device |
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2015
- 2015-01-28 CN CN201520061127.4U patent/CN204423113U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662574A (en) * | 2018-05-07 | 2018-10-16 | 山东胜星化工有限公司 | A kind of control system of steam exhaust recovering device |
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