CN110360649A - A kind of heat changes station control system - Google Patents
A kind of heat changes station control system Download PDFInfo
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- CN110360649A CN110360649A CN201910597810.2A CN201910597810A CN110360649A CN 110360649 A CN110360649 A CN 110360649A CN 201910597810 A CN201910597810 A CN 201910597810A CN 110360649 A CN110360649 A CN 110360649A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Testing And Monitoring For Control Systems (AREA)
Abstract
Technical solution of the present invention includes that a kind of heat changes station control system, the system includes control centre and field controller, it is characterized by: the field controller is used to change the real-time running data at station to heat and parameter is acquired, corresponding alert process is carried out according to operation data and parameter, actively and/or passively by operation data and reporting parameters to the control centre, and the control strategy that response control center issues, and station is changed to heat and carries out dynamic strategy regulation；The control centre is used to issue control strategy, and, it receives the operation data and parameter that the field controller is sent and is shown by interactive interface.The invention has the benefit that more preferably station, which can be changed, to heat carries out remote auto monitoring and control；It simultaneously being capable of energy-saving and water-saving；And it improves the seamless integration of system, controller, man-machine interface and software and efficiently coordinates.
Description
Technical field
The present invention relates to a kind of heat to change station control system, belongs to computer and heating field.
Background technique
With social development, heating network, area of heat-supply service, industrial steam thermic load, heat change station and are all increasing sharply.Entirely
The pipe network network of rivers, vapour net are staggeredly, situation is complicated, it is big to adjust difficulty, if do not known about for entire pipe network system operation conditions, adjustment
Dynamics is inadequate, with regard to will appear a series of problem.
In the prior art, the heating enterprise for thermal monitoring system is not established, special messenger need to be sent daily to heating plant and use
Meter reading at family, manual calculation day network loss, all network loss and moon network loss, and make production report.In such a case, even if only calculating moon net
Damage be also required to complete for three days under multidisciplinary collaboration, and even if obtaining related data after, first to be counted by each head of a station,
Summarized again by production department after each subsidiary factory summarizes, this summarizing the mechanism waste of manpower reported again and seriously affecting heat supply layer by layer
Enterprise is to the allotment at heat supply scene and the improvement of production status.
And the heat of existing technical solution changes the control program at station to comparing shortage in terms of energy-saving and water-saving, it is therefore desirable to more
The state for adding real-time control program to change station to heat is monitored and controls.
Summary of the invention
The present invention provides a kind of heat to change station control system, it is completed by coupled field instrument and executing agency
To the acquisition of the data of thermal substation, control and the tasks such as adjust, control centre carry out issuing according to the collected data control strategy and
Monitoring.
Technical solution of the present invention includes that a kind of heat changes station control system, which includes control centre and field control
Device, it is characterised in that: the field controller is used to change the real-time running data at station to heat and parameter is acquired, according to operation
Data and parameter carry out corresponding alert process, actively and/or passively by operation data and reporting parameters to the control centre,
And the control strategy that response control center issues, and station is changed to heat and carries out dynamic strategy regulation；The control centre is used for down
Control strategy is sent out, and, it receives the operation data and parameter that the field controller is sent and is shown by interactive interface.
Station control system is changed according to the heat, wherein the field controller further includes interactive interface, the interactive boundary
Face is used to provide a user the operating condition that station regulating system is changed to heat in touch screen operation interface and is directly adjusted.
Station control system is changed according to the heat, wherein the field controller specifically includes: reporting module, for that will report
Alert information is sent to monitoring center, and, corresponding multinomial data are reported according to the requirement of monitoring center；Parameter detection module is used
In the measurement for the analog quantity, quantity of state and pulsed quantity for completing pipe network field process；Data memory module, for according to setting time
Interval carries out parameter storage, and parameter is passed through communication module periodic transmission into the server of control centre；Communication module leads to
It crosses multiple communication modes and actively or passively carries out data communication with control centre under mode；Module is controlled to adjust, for according to institute
State outdoor temperature reset, automatic water supplement level pressure, temperature adjusting and flow tune that the control strategy that control centre issues changes heat station
Section carries out automatically controlling.
Station control system is changed according to the heat, wherein the communication modes of communication module include but is not limited to dialing
PSTN, virtual LAN, VPN/VPDN, ADSL, wireless network 500MHz, GPRS and CDMA, wherein communication modes can be customized
Setting, and can be any combination of multiple communication modes.
Change station control system according to the heat, wherein control to adjust module specifically include: if control strategy be temperature and
Heat strategy, then using including but not limited to secured adjusted method, weather compensation control method, heat control method and period tune
Adjusting method is adjusted temperature and heat；If control strategy is pressure difference and flow control policy, according to secondary network for hydraulic pressure
Power or the running frequency that secondary network water circulating pump is controlled for return water pressure difference, by including but is not limited to direct given frequency, pressure
Power determines frequency, outdoor temperature determines frequency and the adjusting of change flow is adjusted flow and pressure difference stage by stage.
Station control system is changed according to the heat, wherein automatic water supplement specifically includes: setting according to secondary network pressure of return water
It is worth adjust automatically small pump frequency converter output frequency, secondary network pressure of return water is maintained at setting value；Guarantee small pump frequency converter
Output frequency maintain always setting value operation；The pressure range of small pump start and stop is set, small pump according to pressure range into
Row moisturizing；It is detected and is alarmed when excessively high to cistern water level too low.
Station control system is changed according to the heat, wherein field controller further include: failure protection module, for secondary
Supply water temperature, secondary pressure of return water, secondary pressure of return water and water supply tank liquid level carry out the real time monitoring of given threshold, if being more than to set
Determine threshold value, then carries out corresponding control operation.
Station control system is changed according to the heat, wherein field controller and the alert process of control centre specifically include:
Field controller will upload warning message automatically, and control centre is not received by warning message and is then persistently reported, if control
Center receives warning message, then is fed back, while the field controller shows fault message by interactive interface and leads to
Warning device is crossed to alarm.
Station control system is changed according to the heat, wherein field controller further include: request to control centre according to user
It calls historical data and is shown, wherein historical data includes energy consumption data, warning message.
The invention has the benefit that more preferably station, which can be changed, to heat carries out remote auto monitoring and control；It can save simultaneously
It can be water-saving；And it improves the seamless integration of system, controller, man-machine interface and software and efficiently coordinates.
Detailed description of the invention
Fig. 1 show the system structure diagram of embodiment according to the present invention.
Fig. 2 show the flow chart of embodiment according to the present invention.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu, complete description, to be completely understood by the purpose of the present invention, scheme and effect.
Fig. 1 show the system structure diagram of embodiment according to the present invention.The system includes: field controller and control
Center, field controller are used to change the real-time running data at station and parameter is acquired to heat, according to operation data and parameter into
The corresponding alert process of row, actively and/or passively by operation data and reporting parameters to control centre, and, in response control
The control strategy that the heart issues, and station is changed to heat and carries out dynamic strategy regulation；Control centre is used to issue control strategy, and, it connects
It receives the operation data and parameter that field controller is sent and is shown by interactive interface.Interactive interface is for providing a user
The operating condition that station regulating system is changed to heat in touch screen operation interface is directly adjusted.Field controller specifically includes: reporting
Module, for warning message to be sent to monitoring center, and, corresponding multinomial data are reported according to the requirement of monitoring center；Ginseng
Number detection module, the measurement of analog quantity, quantity of state and pulsed quantity for completing pipe network field process；Data memory module is used
According to setting time interval carry out parameter storage, and by parameter by communication module periodic transmission to control centre server
In；Communication module, by carrying out data communication with control centre under multiple communication modes actively or passively mode；Control to adjust mould
Block, the control strategy for being issued according to control centre change heat outdoor temperature reset, the automatic water supplement level pressure, temperature adjusting at station
And flow adjusting carries out automatically controlling.
Technical solution of the present invention proposes embodiment in detail below:
Field controller has following functions: automated toing respond to central station calling, receives the various of upper communication dispatch software
Control instruction；Warning message is actively sent to monitoring center alarm point；The service such as various data is provided to host computer as required；Ginseng
Number detection: the main analog quantity (such as temperature, pressure, heat) for completing pipe network field process, quantity of state (state, temperature such as pump
Degree etc.) and pulsed quantity measurement；Data storage: due to the big inertia of heating network operation and the non real-time nature of control system, it is desirable that existing
Control equipment in field can carry out parameter storage by specified time interval, these parameters are periodically passed by communication network under normal circumstances
In the defeated server to monitoring center；Communication: ICP/IP protocol can be used and support multiple communication modes；The controller can be in master
Data communication is carried out by certain communication network with monitoring center under dynamic or passive mode, so that monitoring center will appreciate that system
Whole service situation accomplishes system coordination optimization operation；The controller has touch screen operation interface, to facilitate operations staff to exist
Scene is very clear to operation conditions, while can manually directly control regulating system operating condition；Warning function: the controller
Can identification parameter it is abnormal, and make warning note, the troubleshootings such as alarm uploads；Control to adjust function: the controller can
It is flexible to complete the automatic control links such as outdoor temperature reset, automatic water supplement, temperature adjusting, flow adjusting.
The acquisition of the operating parameter at station is changed to heat and display includes: pressure (pressure difference) (MPa): primary net confession, pressure of return water
And pressure difference (calculated value), secondary network supplies, pressure of return water and pressure difference (calculated value), the disengaging of first and second net dirt separator, mouth pressure difference (are counted
Calculation value)；Temperature (DEG C): primary net water supply, return water temperature；Secondary network confession, return water temperature, outdoor temperature, primary side confession, return water temperature
Poor (calculated value), secondary side supply backwater temperature difference (calculated value).Flow/heat: primary net water supply instantaneous flow (t/h), cumulative flow
It measures (t)；Heat accumulative.Secondary network water supply instantaneous flow (t/h), integrated flux (t)；Heat accumulative；Moisturizing instantaneous flow in standing
(t/h), integrated flux (t).
Liquid level: water supply tank liquid level (m)
Frequency (Hz): circulating pump, small pump running frequency
State: pump operating cycle, malfunction (frequency conversion), moisturizing pump operation, malfunction (power frequency/frequency conversion)
Alarm condition: the corresponding alarm of display.
Fig. 2 show the flow chart of embodiment according to the present invention.The process generally includes following steps:
S21, front controller exchange each operating parameter of heat stations (temperature, pressure, liquid level etc.) are monitored in real time and are acquired；
S21, front controller is according to the variation of weather environment and load by preset control strategy exchange heat stations
Pump and regulating valve automatically adjust.
Overall procedure based on Fig. 2, technical solution of the present invention propose detailed details.
Wherein control strategy includes:
(1) temperature/heat control strategy (matter is adjusted, section is warm)；
Secondary side supply water temperature can be automatically adjusted according to the variation of weather and directly set secondary water-supply temperature.
The heating load and the consistent adjusting of calorific requirement of outdoor temperature reset are mainly realized in the control of heat exchange station heat, are being controlled
Have following methods in the program of device, user, which can according to need, voluntarily to be selected: directly fixed secondary network supply water temperature method, band are outdoor
The weather compensation control method of temperature, at times revised law, heat control method.Below in order to discuss conveniently, only supplied with secondary network
It is described for coolant-temperature gage, return water temperature or supply and return water riser are similar.
Directly fixed secondary network supply water temperature method is exactly regardless of outdoor temperature changes, and the supply water temperature of secondary network is protected
It holds constant.
Weather compensation control method, changes with outdoor temperature, changes the setting value of secondary water-supply temperature, and with the setting value
A valve is adjusted as target is adjusted.
It corrects at times, section sets different secondary network supply water temperatures in different times, and the method is supported different
The fixed supply water temperature setting value of period amendment (experience adjustment curve or fixed supply water temperature), produces one in this way and more passes through
The operation curve of Ji.Administrative staff can at the scene remotely repair this curve by liquid crystal keyboard or by upper computer software
Change.
Heat control method, heat control method are the control strategies gradually formed recently as the universal of calorimeter.Heat
The load prediction of control methods majority and thermal substation, which cooperates, to be adapted to.Control centre " meteorology management " function obtains following three weather automatically
As forecast and following 24 hours integral point outdoor temperatures, and " load prediction " function is transmitted, " heating index method " or " history number can be passed through
It is predicted that ", the daily heating load and hour heating load of each thermal substation of automatic Prediction.Heat is formed after scheduled audit confirmation to set
Definite value can be handed down on heat-exchanging station controlling device, and thermal settings value is regulated and controled.
(2) pressure difference/flow control policy (amount adjusts, economizes on electricity)
The best adjusting of secondary network system is quality and adjusts, i.e. secondary network circular flow while changing secondary network temperature
Also it changes correspondingly.Flow system flow also with user heating load and change, mainly by water circulating pump attached with frequency converters come real
It is existing.Pressure (or secondary network circular flow) control method: secondary to control according to the pressure of supply water of secondary network or for return water pressure difference
The running frequency of net water circulating pump realizes the changes in flow rate of secondary network.
Direct given frequency: most of heating system is substantially in this way, although can also save due to being
Power consumption caused by pump suction sump of uniting is bigger than normal, but the substantially constant flow method of operation, can not achieve maximization power conservation requirement.
Pressure difference or pressure determine frequency: controlling secondary network water circulating pump according to the pressure of supply water of secondary network or for return water pressure difference
Running frequency, the position of pressure point can be in secondary network on return pipe, pressure tap can be placed on by conditional occasion
The least favorable user of system on return water main pipe.Variable-flow operation control is referred to as under the control model, for existing
Heat supply mode be less suitable.
Outdoor temperature determines frequency: while outdoor temperature variation, the circular flow of system also changes therewith, for return water pressure
Power or pressure difference also occur to become flower, i.e. variable-pressure variable-flow, just can achieve system and most preferably adjust operating condition, while being also to the maximum extent
Energy conservation.
Stage by stage change flow adjusting: according to the variation of outdoor temperature, entire Heating Season is divided into several sections, it is each not
The same stage sets different output frequencies to frequency converter, changes the flow of secondary network with the thermic load of user and changes, matches
Secondary network supply water temperature adjustment curve is closed, to realize that the matter for changing flow stage by stage is adjusted, reaches maximum power savings.
Reference table 1, data user can according to need modification in table.Here most critical is the selection of relative discharge, because
The circular flow selection of secondary network is too low, and user end will appear not hot phenomenon；The selection of secondary network circular flow is excessive, unfavorable
In system saving electricity.The heating network monitoring expert system that my company possesses can easily make different heating systems, no completely
Same heating form, different heat supply area relative discharge value, while giving the minimum flow value of system.
Table 1
Front controller further includes following functions:
It is automatically replenished level pressure (water-saving), level pressure Force control system can be according to secondary network pressure of return water setting value adjust automatically
Small pump frequency converter output frequency, to guarantee that secondary network pressure of return water is maintained at setting value.
The operation of manual setting frequency, user can will be calculated with the running frequency of manual setting small pump frequency converter, controller
Corresponding output signal guarantees that the output frequency of small pump frequency converter maintains setting value operation always.
Interval moisturizing control, is arranged the pressure range of a small pump start and stop, reaches peak, stops small pump, lower limit
The phenomenon that value starts small pump, and this mode avoids the not moisturizing of small pump low-frequency operation, cavitation erosion.
Power-off protection function, scene are equipped with UPS, and electric control valve, cutting heat is automatically closed in field controller after power failure
Source, controller and frequency converter automatically reset and various setup parameters and running state parameter are made to keep setting before former power-off.
Overheat protection function, when secondary water-supply temperature is more than 85 DEG C (operation panel adjustable set point), primary side electric adjustable
Valve is saved to close.Start high limitation protection when primary water temperature is more than 70 DEG C (operation panel adjustable set point), with primary water
Temperature is target control motor regulated valve aperture.When primary side supply water temperature is more than 130 DEG C, primary side electric adjustable is closed immediately
Section valve is simultaneously alarmed.
Overpressure protection function, secondary water-supply pressure are more than that setting superelevation limit value (operation panel adjustable set point) circulating pump stops
It only runs and closes primary side electric control valve.Secondary pressure of return water is more than setting highest limit value, can start electromagnetism sluicing automatically
Valve.
Case is automatically replenished function, and superpressure automatic drainage is realized in the excessively high too low alarm of cistern water level and automatically controls safety
Operation.
Inspection is registered, patrol station personnel control device input employee number, can will patrol station information, patrol station time tranfer arrive
Center monitoring platform, effectively station personnel are patrolled in management.3 accounts of account function factory default, engineer, responsible person, inspection people
Member.
Curve and alarm inquiry, can inquire the warning message occurred in a nearly Nakshatra, the ultralow, temperature with pressure superelevation
Superelevation is ultralow, high water tank is low, the alarm of fault of water pump, frequency conversion failure, system cut-off, and can modify temperature, pressure, liquid level warning
Value, alarm content can be shown to screen upper simultaneously energy acousto-optic and electric bell alarming.
Energy consumption statistics acquire according to heat exchange station data, can periodically calculate and analyze following energy consumption index:
Primary net flow unit consumption: (primary net instantaneous flow/practical area of heat-supply service)
Secondary network flow unit consumption: (secondary network instantaneous flow/practical area of heat-supply service)
Moisturizing unit consumption or every ten thousand square meters area fluid loss (instantaneous refill flow/practical area of heat-supply service)
Heat consumption (instantaneous heat consumption/practical area of heat-supply service)
Electricity unit consumption (general power/practical area of heat-supply service).
Fault alarm, alarm occur when system will upload warning message automatically, if host computer receive information will to control
Device issues the confirmation message received, if host computer does not receive warning message, controller will constantly repeat to send, simultaneously
The warning message column display alarm information of liquid crystal at the scene.Controller also exports an alarm contact, for controlling band buzzing
Alarm lamp；Fault alarm is divided into: data alarm: data parameters are abnormal, usually analog quantity, such as: pressure value is limited up to high
Deng；Affair alarm: being usually digital quantity, such as water pump stops/system blackout.
Failure protection function:
1) secondary water-supply thermo-field thoery is protected, and when secondary water-supply thermo-field thoery, system will be automatically stopped operation.Close one
Secondary net valve stops circulating pump, stops small pump.It alarms simultaneously to host computer.
2) secondary pressure of return water superelevation protection, when secondary pressure of return water superelevation, automatically opens sluicing solenoid valve.System two
After secondary pressure of return water reaches normal, sluicing solenoid valve is automatically closed.
3) the ultralow protection of secondary pressure of return water, when secondary network pressure of return water is ultralow, system will be automatically stopped operation.It closes
Primary net valve stops circulating pump, while alarming to host computer.After pressure recovery is normal, automatic start up system.
4) the too low protection of water supply tank liquid level is automatically stopped small pump when water supply tank liquid level is too low, while to host computer report
It is alert.After liquid level restores normal a period of time, start small pump automatically.
Alarm store function, controller can be stored by configuration software to be alarmed.The alarm of system storage
It will not be lost because of system is powered down.
The communication of field controller and heating network control center, heat exchange station field controller reserve communication function, it is possible to provide logical
Believe agreement.Heat exchange station field controller has the ability of mainstream communication modes all currently on the market, including common phone
Dial PSTN, virtual LAN, VPN/VPDN, ADSL, wireless network 500MHz, GPRS, CDMA, and user completely can be as required
Networking is carried out, can also be used in mixed way using two or more communication modes.
Field controller has the communication interface of standard, can be with first and second water supply flow meter, refill flow meter and tap water
Flowmeter real-time communication, the operation data of first and second water supply ultrasonic calorimeter of acquisition, moisturizing electromagnetic flowmeter include the following:
The parameters such as instantaneous flow, forward cumulative flow.
The above, only presently preferred embodiments of the present invention, the invention is not limited to above embodiment, as long as
It reaches technical effect of the invention with identical means, all within the spirits and principles of the present invention, any modification for being made,
Equivalent replacement, improvement etc., should be included within the scope of the present invention.Its technical solution within the scope of the present invention
And/or embodiment can have a variety of different modifications and variations.
Claims (9)
1. a kind of heat changes station control system, which includes control centre and field controller, it is characterised in that:
The field controller is used to change the real-time running data at station to heat and parameter is acquired, according to operation data and parameter
Corresponding alert process is carried out, actively and/or passively by operation data and reporting parameters to the control centre, and, response
The control strategy that control centre issues, and station is changed to heat and carries out dynamic strategy regulation；
The control centre is used to issue control strategy, and, receive operation data and parameter that the field controller is sent
And it is shown by interactive interface.
2. heat according to claim 1 changes station control system, the field controller further includes interactive interface, the interaction
Interface is used to provide a user the operating condition that station regulating system is changed to heat in touch screen operation interface and is directly adjusted.
3. heat according to claim 1 changes station control system, which is characterized in that the field controller specifically includes:
Reporting module, for warning message to be sent to monitoring center, and, it is reported according to the requirement of monitoring center corresponding multinomial
Data；
Parameter detection module, the measurement of analog quantity, quantity of state and pulsed quantity for completing pipe network field process；
Data memory module for carrying out parameter storage according to setting time interval, and parameter is periodically passed by communication module
In the defeated server to control centre；
Communication module, by carrying out data communication with control centre under multiple communication modes actively or passively mode；
Control to adjust module, control strategy for being issued according to the control centre heat is changed station outdoor temperature reset, from
Dynamic water-supply and pressure-stabling, temperature are adjusted and flow adjusting carries out automatically controlling.
4. heat according to claim 3 changes station control system, which is characterized in that the communication modes of the communication module include
But it is not limited to dialing PSTN, virtual LAN, VPN/VPDN, ADSL, wireless network 500MHz, GPRS and CDMA, wherein leading to
News mode customized can be arranged, and can be any combination of multiple communication modes.
5. heat according to claim 3 changes station control system, which is characterized in that the control and regulation module specifically includes:
If control strategy is temperature and heat strategy, including but not limited to secured adjusted method, weather compensation controlling party are used
Method, heat control method and period method of adjustment are adjusted temperature and heat；
If control strategy is pressure difference and flow control policy, secondary to control according to the pressure of supply water of secondary network or for return water pressure difference
The running frequency of net water circulating pump, by include but is not limited to direct given frequency, pressure determines frequency, outdoor temperature determines frequency and
The adjusting for changing flow stage by stage is adjusted flow and pressure difference.
6. heat according to claim 3 changes station control system, which is characterized in that the automatic water supplement specifically includes:
According to secondary network pressure of return water setting value adjust automatically small pump frequency converter output frequency, secondary network pressure of return water is kept
In setting value；
Guarantee that the output frequency of small pump frequency converter maintains setting value operation always；
The pressure range of small pump start and stop is set, and small pump carries out moisturizing according to pressure range；
It is detected and is alarmed when excessively high to cistern water level too low.
7. heat according to claim 3 changes station control system, which is characterized in that the field controller further include:
Failure protection module, for being carried out to secondary water-supply temperature, secondary pressure of return water, secondary pressure of return water and water supply tank liquid level
The real time monitoring of given threshold carries out corresponding control operation if being more than given threshold.
8. heat according to claim 1 changes station control system, which is characterized in that the field controller and control centre
Alert process specifically includes:
Field controller will upload warning message automatically, and control centre is not received by warning message and is then persistently reported, if
Control centre receives warning message, then is fed back, while the field controller shows fault message by interactive interface
And it is alarmed by warning device.
9. heat according to claim 1 changes station control system, which is characterized in that the field controller further include:
It requests to call historical data to control centre and show according to user, wherein historical data includes energy consumption data, report
Alert information.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113983543A (en) * | 2021-10-11 | 2022-01-28 | 河北工大科雅能源科技股份有限公司 | Method, device, terminal and storage medium for control of circulation pump of heating power station |
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| CN106123110A (en) * | 2016-08-16 | 2016-11-16 | 河南柴油机重工有限责任公司 | A kind of heat exchange station automatic control system and method |
| CN206094287U (en) * | 2016-08-16 | 2017-04-12 | 河南柴油机重工有限责任公司 | Heat exchange station automatic control system |
| CN108332282A (en) * | 2018-04-20 | 2018-07-27 | 辽宁地质工程职业学院 | A kind of heating plant of pressure difference temperature Centralized control |
| CN109899890A (en) * | 2019-01-30 | 2019-06-18 | 山东海方智能科技股份有限公司 | A kind of control system and its implementation of unattended heat exchange station |
Cited By (1)
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| CN113983543A (en) * | 2021-10-11 | 2022-01-28 | 河北工大科雅能源科技股份有限公司 | Method, device, terminal and storage medium for control of circulation pump of heating power station |
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Application publication date: 20191022 |