CN112540583A - Operation monitoring system based on heat supply network - Google Patents
Operation monitoring system based on heat supply network Download PDFInfo
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- CN112540583A CN112540583A CN202011404872.6A CN202011404872A CN112540583A CN 112540583 A CN112540583 A CN 112540583A CN 202011404872 A CN202011404872 A CN 202011404872A CN 112540583 A CN112540583 A CN 112540583A
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- 238000012625 in-situ measurement Methods 0.000 claims abstract description 19
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 17
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- G—PHYSICS
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4183—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by data acquisition, e.g. workpiece identification
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- G—PHYSICS
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- 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
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41845—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by system universality, reconfigurability, modularity
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
- G05B19/41855—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication by local area network [LAN], network structure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses an operation monitoring system based on a heat supply network, which comprises an in-situ measurement system, a wireless communication network, an Internet network, an energy station master station computer system, upper computer measurement monitoring system software and a local area network release system. The invention has the beneficial effects that: accessible wireless communication real time monitoring heat supply pipe network's running state, each website is reflected clearly, each node real-time running situation, it monitors to cover hydrophobic, support displacement monitoring, the monitoring of compensator, pipeline vibration monitoring and pipeline temperature measurement are reported to the police, and concentrate and show the temperature, pressure, instantaneous flow, cumulative flow, instantaneous heat, cumulative heat, parameter values such as valve state, the historical data of each parameter can be saved to the system, and possess the inquiry function, report to the police when node operating parameter is unusual, the security of heat supply network operation is improved.
Description
Technical Field
The invention relates to a monitoring system, in particular to an operation monitoring system based on a heat supply network, and belongs to the technical field of heat supply network remote monitoring systems.
Background
The heat supply network is a main component of a central heating system and is responsible for heat energy conveying tasks. Currently, for the practical situation of the heat supply network users, the following problems are mainly faced:
1) the users are scattered in quantity and far away, and the pipeline is long and has complicated road conditions, so that the management is inconvenient, and the whole process of heat supply and whole-line operation of the pipeline network cannot be mastered in real time;
2) real-time operation conditions of each station and each node, including drainage conditions, support displacement conditions, pipeline water hammer vibration conditions, corrugated compensator operation conditions and operation parameters of the temperature of the outer pipe of the buried pipe, cannot be clearly reflected;
3) the management department cannot effectively analyze the pipe loss condition of the pipeline and automatically generate reports and alarm records.
Based on this, this application provides an operation monitored control system based on heat supply network.
Disclosure of Invention
The invention aims to provide an operation monitoring system based on a heat supply network for solving the problem.
The invention realizes the purpose through the following technical scheme: an operation monitoring system based on a heat supply network comprises an in-situ measurement system, a wireless communication network, an Internet network, an energy station master station computer system, upper computer measurement monitoring system software and a local area network release system; the system comprises an on-site measurement system, an energy station main station computer system, an energy station main station system and a client computer, wherein the on-site measurement system is arranged on a heat supply network pipeline and is respectively communicated with the energy station main station computer system through a wireless communication network and an Internet network, the energy station main station computer system displays, stores, analyzes, processes and controls data of the on-site measurement system through built-in upper computer measurement monitoring system software, and the energy station main station computer system is connected with a manager or a client computer of a factory leader, a main worker and a relevant department through a local area network publishing system;
the on-site measuring system comprises an offset monitoring module, a vibration monitoring module, a support displacement monitoring module, a drainage monitoring module and a temperature measurement alarm module, wherein the wireless communication network is a 5G wireless network, the energy station host station computer system is an industrial switch of a heat network main control station, and a client connected with the energy station host station computer system comprises an engineer station, an operator station and a computer display screen of a relevant department.
As a still further scheme of the invention: each sensor measuring element of the on-site measuring system is arranged on a key node of a heat supply network pipeline, the sensor measuring elements send the operation information of the pipe network to a conversion module in a monitoring box, analog signals output by the sensors are converted into communication signals through the conversion module, and the communication signals are sent to a corresponding energy station main station computer system on the Internet through a wireless communication module through a wireless network 4G/5G, so that the operation monitoring process of the heat supply network is completed. The power supply for the individual sensor measuring elements of the on-site measuring system is provided by a monitoring box, which is equipped with 120W photovoltaic panels and 12V/200Ah accumulators.
As a still further scheme of the invention: the monitoring box can be designed into an automatic timing system according to the requirements of users.
As a still further scheme of the invention: the energy station of the energy station master station computer system is a main body which can provide steam or hot water for a power plant, a distributed energy station, a boiler room and the like.
The upper computer metering and monitoring system software comprises:
(1) and the data acquisition monitoring communication software is used for acquiring and monitoring data.
(2) And database management software for storing data.
(3) And system network software for establishing a strict network security mechanism.
(4) The system comprises a heat supply network construction party, a heat supply network system, a measurement element, a sound color display parameter alarm and a display unit, wherein the heat supply network construction party is connected with the measurement element, the sound color display parameter alarm is connected with the measurement element, and the display unit is connected with the heat supply network system.
(5) And displaying the battery power condition of each monitoring box, the power-off time record, the service life of the battery and other data, and automatically judging whether the parameters of the field device are changed or not according to the original parameters in the database and giving an alarm.
(6) And displaying various alarm information of the local measurement system in real time, and counting the alarm times of each node.
(7) And automatically or manually generating a daily report, a monthly report and an annual report of each measurement data of the heat supply network, and printing and outputting the daily report, the monthly report and the annual report through a printer. And a comprehensive query report can be generated, so that a user can conveniently query various parameter reports at any time period.
(8) The system is used for network distribution, and any computer on the local area network can be used as a client to access the information of the heat supply network system. Different departments and different personnel can set different operation authorities, and the unauthorized operation of the operators in different levels is prevented.
As a still further scheme of the invention: the offset monitoring module of the in-situ measurement system monitors the expansion times and compensation quantity of the pipeline corrugated compensator by adopting a stay cord displacement sensor;
the stay cord displacement sensor converts the displacement of the pipeline into 4-20 mA electric signals, the electric signals are converted into communication signals through an analog quantity to 485 signal conversion module, a collector collects displacement data, the data are transmitted to the energy station master station computer system through 4G/5G, and the energy station master station computer system analyzes and processes the data through upper computer metering monitoring system software, displays the data and gives an alarm for abnormal working conditions; the expansion and contraction times and the compensation quantity of the compensator can be determined through the peak value of the displacement analog quantity.
As a still further scheme of the invention: the vibration monitoring module of the on-site measuring system monitors the vibration condition of the pipeline through a vibration transmitter to judge whether the water hammer condition occurs;
the vibration transmitter converts pipeline vibration into an analog quantity signal, the analog quantity signal is converted into a communication signal through the wireless gateway, the receiver receives the communication signal and converts the communication signal into the analog quantity signal, and the analog quantity signal is displayed through the display instrument after being processed. The vibration condition of the pipeline can be judged through the strength of the vibration analog quantity, and when the vibration value exceeds a set value, the system gives an alarm.
As a still further scheme of the invention: the support displacement monitoring module of the in-situ measurement system monitors by using a combination of an angular displacement sensor and a linear displacement sensor;
the sensor converts the support displacement into an analog quantity signal, the analog quantity signal is converted into a communication signal through the wireless gateway, the receiver receives the communication signal and converts the communication signal into the analog quantity signal, and the analog quantity signal is processed and then displayed through the display instrument; the displacement can be converted by the analog quantity of the displacement sensor, and when the displacement exceeds a set value, the system gives an alarm.
As a still further scheme of the invention: a drainage monitoring module of the in-situ measurement system carries out drainage monitoring by adopting a method of monitoring the liquid level of a water collecting pipe and the outlet temperature of the drainage pipe by using a temperature sensor;
the temperature sensor converts the temperature of a temperature outlet of the drain pipe into an analog quantity signal, the liquid level sensor converts the liquid level of the water collecting pipe into the analog quantity signal, the analog quantity signal is converted into a communication signal through the wireless gateway, the receiver receives the communication signal and converts the communication signal into the analog quantity signal, and the analog quantity signal is displayed through the display instrument after being processed.
As a still further scheme of the invention: the temperature measurement alarm module of the in-situ measurement system is synchronously arranged with compensation quantity and expansion times monitoring of a corrugated compensator by adopting a buried pipe temperature measurement alarm device and is arranged at the pipeline corrugated compensator, a heat collection block is arranged on a directly buried pipe outer sleeve steel pipe outside the compensator, a temperature measurement sensor and the heat collection block adopt a threaded connection mode, and a temperature measurement sensor lead extends to the ground surface through a protective sleeve;
the temperature sensor feeds back the temperature of the outer steel pipe through an analog quantity signal, the analog quantity signal is converted into a communication signal through an analog quantity to 485 signal module, the collector collects displacement data, the data are transmitted to the monitoring center host through 4G/5G, and the monitoring center displays the data and gives an alarm when the outer steel pipe is over-temperature after analyzing and processing the data through software.
The invention has the beneficial effects that: this operation monitored control system based on heat supply network reasonable in design, accessible wireless communication real time monitoring heat supply pipe network's running state, each website is reflected clearly, each node real time operation condition, cover hydrophobic monitoring, support displacement monitoring, compensator monitoring, pipeline vibration monitoring and pipeline temperature measurement warning, and centralized display temperature, pressure, instantaneous flow, cumulative flow, instantaneous heat, cumulative heat, parameter values such as valve state, the historical data of each parameter can be saved to the system, and possess the inquiry function, report to the police when node operating parameter is unusual, the security that improves the operation of heat supply network.
Drawings
FIG. 1 is a schematic overall flow chart of the system of the present invention;
FIG. 2 is a schematic flow chart of the in-situ measurement system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, an operation monitoring system based on a heat supply network includes an in-situ measurement system, a wireless communication network, an Internet network, an energy station master station computer system, an upper computer measurement monitoring system software, and a local area network publishing system; the system comprises an on-site measurement system, an energy station main station computer system, an energy station main station system and a client computer, wherein the on-site measurement system is arranged on a heat supply network pipeline and is respectively communicated with the energy station main station computer system through a wireless communication network and an Internet network, the energy station main station computer system displays, stores, analyzes, processes and controls data of the on-site measurement system through built-in upper computer measurement monitoring system software, and the energy station main station computer system is connected with a manager or a client computer of a factory leader, a main worker and a relevant department through a local area network publishing system;
the on-site measuring system comprises an offset monitoring module, a vibration monitoring module, a support displacement monitoring module, a drainage monitoring module and a temperature measurement alarm module, wherein the wireless communication network is a 4G/5G wireless network, the energy station main station computer system is an industrial switch of a heat network main control station, and a client connected with the energy station main station computer system comprises an engineer station, an operator station and a computer display screen of a relevant department.
In the embodiment of the invention, each sensor measuring element of the in-situ measuring system is arranged on a key node of a heat supply network pipeline, the sensor measuring element transmits the operation information of the pipeline network to a conversion module in a monitoring box, an analog signal output by a sensor is converted into a communication signal through the conversion module, and the communication signal is transmitted to a corresponding energy station main station computer system on the Internet network through a wireless communication module through a wireless network 4G/5G, so that the operation monitoring process of the heat supply network is completed. The power supply for the individual sensor measuring elements of the on-site measuring system is provided by a monitoring box, which is equipped with 120W photovoltaic panels and 12V/200Ah accumulators. The wireless communication network is adopted to carry out the communication of remote metering monitoring of the remote heat supply network through 4G/5G, and the transmission distance is not limited; the transmission data is guaranteed; the system is always on line, and data transmission cannot be lost and is very reliable; the system is convenient to maintain; the operation cost is low, the normal operation of the equipment in a rainy day for 10 continuous days can be ensured, and the uninterrupted data transmission of the user can be ensured.
In the embodiment of the invention, the monitoring box can design an automatic timing system according to the requirements of users, and the satellite is used for timing so as to ensure the uniformity, accuracy and stability of the timing of the whole system.
In the embodiment of the present invention, the upper computer metering and monitoring system software includes:
(1) the data acquisition monitoring communication software is used for acquiring and monitoring data, has powerful operation function and can conveniently inquire and print graphs and tables of various data.
(2) And the database management software is used for storing data, can ensure that all original data can be stored for a long time, and can store historical data for more than 10 years.
(3) The system network software is used for establishing a strict network security mechanism, can effectively prevent hacker attacks, and protects information from loss and system damage.
(4) The system comprises a heat supply network construction party, a heat supply network system, a measurement element, a sound color display parameter alarm and a display unit, wherein the heat supply network construction party is connected with the measurement element, the sound color display parameter alarm is connected with the measurement element, and the display unit is connected with the heat supply network system.
(5) And displaying the battery power condition of each monitoring box, the power-off time record, the service life of the battery and other data, and automatically judging whether the parameters of the field device are changed or not according to the original parameters in the database and giving an alarm.
(6) And displaying various alarm information of the local measurement system in real time, and counting the alarm times of each node.
(7) And automatically or manually generating a daily report, a monthly report and an annual report of each measurement data of the heat supply network, and printing and outputting the daily report, the monthly report and the annual report through a printer. And a comprehensive query report can be generated, so that a user can conveniently query various parameter reports at any time period.
(8) The system is used for network distribution, and any computer on the local area network can be used as a client to access the information of the heat supply network system. Different departments and different personnel can set different operation authorities, and the unauthorized operation of the operators in different levels is prevented.
In the embodiment of the invention, a deviation monitoring module of the in-situ measurement system monitors the expansion times and compensation amount of a pipeline ripple compensator by adopting a stay cord displacement sensor, the stay cord displacement sensor converts the displacement amount of a pipeline into a 4-20 mA electric signal, the electric signal is converted into a communication signal by an analog quantity to 485 signal module, a collector collects displacement data and transmits the data to an energy station master station computer system through a 4G/5G wireless network, and the energy station master station computer system displays the data and gives an alarm for abnormal working conditions after analyzing and processing the data by upper computer metering monitoring system software; the expansion and contraction times and the compensation quantity of the compensator can be determined through the peak value of the displacement analog quantity.
In the embodiment of the invention, the vibration monitoring module of the in-situ measurement system judges whether water hammer occurs by monitoring the vibration condition of the pipeline through the vibration transmitter, the vibration transmitter converts the pipeline vibration into an analog quantity signal, the analog quantity signal converts the analog quantity signal into a communication signal through the wireless gateway, the receiver receives the communication signal and converts the communication signal into the analog quantity signal, and the analog quantity signal is displayed through the display instrument after being processed. The vibration condition of the pipeline can be judged through the strength of the vibration analog quantity, and when the vibration value exceeds a set value, the system gives an alarm.
In the embodiment of the invention, the support displacement monitoring module of the in-situ measurement system monitors in a mode of combining the angular displacement sensor and the linear displacement sensor, the sensor converts the support displacement into an analog quantity signal, the analog quantity signal converts the analog quantity signal into a communication signal through the wireless gateway, the receiver receives the communication signal and converts the communication signal into the analog quantity signal, and the analog quantity signal is processed and then displayed through the display instrument. The displacement can be converted by the analog quantity of the displacement sensor, and when the displacement exceeds a set value, the system gives an alarm.
In the embodiment of the invention, the drain monitoring module of the in-situ measurement system carries out drain monitoring by adopting a method of monitoring the liquid level of the water collecting pipe and the outlet temperature of the water collecting pipe by using a temperature sensor, the temperature sensor converts the outlet temperature of the water collecting pipe into an analog quantity signal, the liquid level sensor converts the liquid level of the water collecting pipe into the analog quantity signal, the analog quantity signal converts the analog quantity signal into a communication signal through a wireless gateway, a receiver receives the communication signal and converts the communication signal into the analog quantity signal, and the analog quantity signal is displayed through a display instrument after being processed.
In the embodiment of the invention, a temperature measurement alarm module of the in-situ measurement system is synchronously arranged with compensation quantity and expansion frequency monitoring of a corrugated compensator by adopting a buried pipe temperature measurement alarm device and is arranged at the corrugated compensator of a pipeline, a steel pipe is sleeved outside the directly buried pipeline outside the compensator and is provided with a heat collection block, a temperature measurement sensor and the heat collection block adopt a threaded connection mode, and a lead of the temperature measurement sensor extends to the ground surface through a protective sleeve;
the temperature sensor feeds back the temperature of the outer steel pipe through an analog quantity signal, the analog quantity signal is converted into a communication signal through an analog quantity to 485 signal module, the collector collects displacement data, the data are transmitted to the monitoring center host through GPRS, and the monitoring center displays the data and gives an alarm when the outer steel pipe is over-temperature after analyzing and processing the data through software.
The working principle is as follows: when the operation monitoring system based on the heat supply network is used, the measuring elements such as sensors and transmitters on the heat supply network pipeline send the operation information of the pipe network to the monitoring box, the operation information is transmitted to the corresponding energy station heat supply network server end on the Internet through the 4G/5G wireless network through the wireless switch, and the upper computer displays, stores, analyzes, processes and controls user data. The heat supply company can connect the upper computer of the heat supply network main control station with the client computers of managers or plant managers, headquarters and related departments through an internal local area network, and all the client computers can retrieve the heat supply network data tables and data analysis graphs in a remote mode, so that data sharing is realized and the client computers participate in heat supply network management; all sensor power supplies are provided by a monitoring box, the monitoring box is provided with a 120W photovoltaic power generation panel and a 12V/200Ah storage battery, and the power supply can ensure normal operation of equipment in a rainy day for 10 days continuously through calculation, so that uninterrupted data transmission of users can be ensured.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides an operation monitored control system based on heat supply network which characterized in that: the system comprises an in-situ measurement system, a wireless communication network, an Internet network, an energy station master station computer system, upper computer measurement monitoring system software and a local area network release system;
the system comprises an on-site measurement system, an energy station main station computer system, an energy station main station system and a client computer, wherein the on-site measurement system is arranged on a heat supply network pipeline and is respectively communicated with the energy station main station computer system through a wireless communication network and an Internet network, the energy station main station computer system displays, stores, analyzes, processes and controls data of the on-site measurement system through built-in upper computer measurement monitoring system software, and the energy station main station computer system is connected with a manager or a client computer of a factory leader, a main worker and a relevant department through a local area network publishing system;
the in-situ measurement system comprises a deviation monitoring module, a vibration monitoring module, a support displacement monitoring module, a drainage monitoring module and a temperature measurement alarm module;
the wireless communication network is a GPRS/4G/5G wireless network;
the energy station master station computer system is an industrial switch of a heat supply network master control station;
the client connected with the computer system of the energy station and the master station comprises an engineer station, an operator station and a computer display screen of a relevant department.
2. The heat network-based operation monitoring system of claim 1, wherein: each sensor measuring element of the in-situ measuring system is arranged on a key node of a heat supply network pipeline, the sensor measuring element transmits the operation information of the pipeline network to a conversion module in a monitoring box, an analog signal output by a sensor is converted into a communication signal through the conversion module, and the communication signal is transmitted to a corresponding energy station main station computer system on the Internet network through a wireless communication module through a wireless network 4G/5G, so that the operation monitoring flow of the heat supply network is completed; the power supply for the individual sensor measuring elements of the on-site measuring system is provided by a monitoring box, which is equipped with 120W photovoltaic panels and 12V/200Ah accumulators.
3. The heat supply network-based operation monitoring system according to claim 2, wherein: the monitoring box is designed with an automatic timing system according to the requirements of users.
4. The heat network-based operation monitoring system of claim 1, wherein: the energy station of the energy station master station computer system is a main body which can provide steam or hot water for a power plant, a distributed energy station, a boiler room and the like.
5. The heat network-based operation monitoring system of claim 1, wherein: the upper computer metering and monitoring system software comprises:
(1) the data acquisition monitoring communication software is used for acquiring and monitoring data;
(2) the database management software is used for storing data;
(3) system network software for establishing a strict network security mechanism;
(4) displaying the geographical distribution condition of heat users provided by a heat supply network construction party, displaying a heat supply pipeline diagram of the whole heat supply network system, alarming through a sound color display parameter and displaying various working states of measuring elements of various nodes in real time;
(5) displaying and displaying data such as battery power condition, outage time record, battery service life and the like of each monitoring box, and automatically judging whether parameters of the field device are changed or not according to original parameters in the database and giving an alarm;
(6) displaying various alarm information of the local measurement system in real time, and counting the alarm times of each node;
(7) and automatically or manually generating a daily report, a monthly report and an annual report of each measurement data of the heat supply network, and printing and outputting the daily report, the monthly report and the annual report through a printer. A comprehensive query report can be generated, so that a user can conveniently query various parameter reports at any time period;
(8) the system is used for network distribution, any computer on the local area network can be used as a client to access information of the heat supply network system, different departments and different personnel can set different operation authorities, and operation of operators in different levels is prevented from being unauthorized.
6. The heat supply network-based operation monitoring system according to claim 2, wherein: the offset monitoring module of the in-situ measurement system monitors the expansion times and compensation quantity of the pipeline corrugated compensator by adopting a stay cord displacement sensor;
the stay cord displacement sensor converts the displacement of the pipeline into 4-20 mA electric signals, the electric signals are converted into communication signals through an analog quantity to 485 signal conversion module, a collector collects displacement data, then the data are transmitted to the energy station master station computer system through a 4G/5G wireless network, and the energy station master station computer system analyzes and processes the data through upper computer metering monitoring system software, displays the data and gives an alarm for abnormal working conditions; the expansion and contraction times and the compensation quantity of the compensator can be determined through the peak value of the displacement analog quantity.
7. The heat network-based operation monitoring system of claim 1, wherein: the vibration monitoring module of the on-site measuring system monitors the vibration condition of the pipeline through a vibration transmitter to judge whether the water hammer condition occurs;
the vibration transmitter converts pipeline vibration into an analog quantity signal, the analog quantity signal is converted into a communication signal through the wireless gateway, the receiver receives the communication signal and converts the communication signal into the analog quantity signal, the analog quantity signal is displayed through a display instrument after being processed, the vibration condition of the pipeline can be judged through the strength of the vibration analog quantity, and the system gives an alarm when the vibration value exceeds a set value.
8. The heat network-based operation monitoring system of claim 1, wherein: the support displacement monitoring module of the in-situ measurement system monitors by using a combination of an angular displacement sensor and a linear displacement sensor;
the sensor converts support displacement into analog quantity signal, and the analog quantity signal passes through wireless gateway and converts the analog quantity signal into communication signal, and the receiver receives communication signal and converts into the analog quantity signal, and the analog quantity signal is handled the back and is shown through display instrument, and the displacement volume is converted to the size of accessible displacement sensor analog quantity, and when the displacement volume exceeded the setting value, the system reported to the police.
9. The heat network-based operation monitoring system of claim 1, wherein: a drainage monitoring module of the in-situ measurement system carries out drainage monitoring by adopting a method of monitoring the liquid level of a water collecting pipe and the outlet temperature of the drainage pipe by using a temperature sensor;
the temperature sensor converts the temperature of a temperature outlet of the drain pipe into an analog quantity signal, the liquid level sensor converts the liquid level of the water collecting pipe into the analog quantity signal, the analog quantity signal is converted into a communication signal through the wireless gateway, the receiver receives the communication signal and converts the communication signal into the analog quantity signal, and the analog quantity signal is displayed through the display instrument after being processed.
10. The heat network-based operation monitoring system of claim 1, wherein: the temperature measurement alarm module of the in-situ measurement system is synchronously arranged with compensation quantity and expansion times monitoring of a corrugated compensator by adopting a buried pipe temperature measurement alarm device and is arranged at the pipeline corrugated compensator, a heat collection block is arranged on a directly buried pipe outer sleeve steel pipe outside the compensator, a temperature measurement sensor and the heat collection block adopt a threaded connection mode, and a temperature measurement sensor lead extends to the ground surface through a protective sleeve;
the temperature sensor feeds back the temperature of the outer steel pipe through an analog quantity signal, the analog quantity signal is converted into a communication signal through an analog quantity to 485 signal module, the collector collects displacement data, the data are transmitted to the monitoring center host through GPRS, and the monitoring center displays the data and gives an alarm when the outer steel pipe is over-temperature after analyzing and processing the data through software.
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