CN209120228U - A kind of heat exchange station Internet of Things multi-path monitoring and control system based on wireless bridge - Google Patents
A kind of heat exchange station Internet of Things multi-path monitoring and control system based on wireless bridge Download PDFInfo
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- CN209120228U CN209120228U CN201920092217.8U CN201920092217U CN209120228U CN 209120228 U CN209120228 U CN 209120228U CN 201920092217 U CN201920092217 U CN 201920092217U CN 209120228 U CN209120228 U CN 209120228U
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Abstract
The utility model relates to a kind of heat exchange station Internet of Things multi-path monitoring and control system based on wireless bridge, the 5.8Ghz high-power wireless bridge including heat exchange station scene and the distal end centralized control center being arranged in outside heat exchange station and connection scene and distal end centralized control center；The instrument group unit at scene is the one group of instrument for connecting the concentration of pipe network and being arranged side by side, digital camera is placed in the right opposite of instrument group unit, front sound, the video of acquisition instrument group unit, another digital camera collection site overall situation sound, video data, data are sent to distal end centralized control center by wireless bridge via live local area network in real time, are thrown to monitor screen curtain wall via video server；Distal end centralized control center also sets up sound and light alarm module, the signal that data servo unit at each heat exchange station scene is acquired and transmitted, the sound and light alarm module sound, the same alarm of light are triggered after data analytics server judgement touches preset alarm threshold value, the program enhances safety, reduces costs.
Description
Technical field
The utility model belongs to field of industrial automatic control, more particularly, to a kind of heat exchange station wireless monitor of multichannel and control
System processed.
Background technique
To adapt to the energy-saving and emission-reduction of country and the requirement of environmental protection aspect, traditional dispersion heating is gradually transformed into central heating
Mode, steam or hot water is delivered near subscriber unit by heating plant by main pipeline, via heat exchange station heat exchange and it is secondary plus
Pressure, to meet the requirement of user, in winter, workload is big for heat exchange station, and requirement to safety is high, once occur motor, power supply,
Failures, the heat supplies of user such as valve either pipeline will be affected, and each heating plant usually connects ten numbers even dozens of
Heat exchange station, this management for just exchanging heat stations propose very high requirement, and many heat exchange stations are real by network and automation at this stage
Remotely unattended is showed, multiple heat exchange stations are connected to the network by optical fiber, zigbee, 3-4G to monitoring center, but existing rank
There are following safety problems for the heat exchange station of Duan Yuancheng control:
1, the high sensitive data of security requirement can not be intensively directed to, such as: pressure, flow, temperature, liquid level instrument
Do intuitive monitoring；
2, expense is high and network stabilization problem, and it is limited to control signal bandwidth by the monitoring of gprs network transmission, especially
24 hours sounds, video monitoring signal, can generate high campus network, although 3-4G signal distributions uniformly, send function
The redundancy of rate is small, so that being easy to be increased maintenance and security risk etc. no to generate suspension etc. by extraneous interference
Factor is determined, to contain the use of video monitoring；
3, high to the competency profiling of administrative staff, the heat exchange station data information that monitoring center obtains is not intuitive enough, can not obtain
Live state information to other than the parameters such as the pressure flow of heat exchange station pipe network and temperature, this is just to monitoring client monitoring personnel quality
It puts forward higher requirements, ordinary person realizes that digital signal is done simply directly at the scene that monitoring center cannot expertly exchange heat stations
The judgement of sight;
4, the personnel labor intensity of monitoring center is big, in order to take precautions against the generation of burst accident and emergency, operator
Member's attention needs the field data of high concentration moment checking monitoring screen.
Summary of the invention
For overcome the deficiencies in the prior art, the utility model provides a kind of heat exchange station Internet of Things multi-path monitoring control system
System passes through the system that field device is controlled by the way of the three road monitoring mode parallel connection of number, simulation and audio-video
The connection type of wireless bridge realizes multiple heat exchange station real time monitorings, so that the monitoring data for solving field working conditions are not comprehensive,
Control feedback not in time, unstable networks and the problem of require high, large labor intensity to monitoring center personnel's proficiency, thus
Improve the stability and safety coefficient of heat exchange station equipment operation.
Concrete implementation technical solution is such that a kind of heat exchange station Internet of Things multi-path monitoring based on wireless bridge and control
System processed, including heat exchange station scene and the distal end centralized control center being arranged in outside heat exchange station, and connection heat exchange station scene and distal end
The network unit of centralized control center；
Heat exchange station scene includes data servo unit, and sensor data acquisition unit, video data acquiring unit, control are single
Member, live local area network；
Distal end centralized control center includes distal end local area network, data analytics server, video server, storage server；
The sensor datas such as the pipe network of sensor data acquisition unit acquisition at heat exchange station scene, pass through data servo unit
Processing, is sent to distal end centralized control center via network unit, is handled by data analytics server；The control of distal end centralized control center refers to
The control unit for being sent to corresponding heat exchange station field data servo unit by network unit is enabled to send field device corresponding
Control instruction；
The network unit is collected in control using the live local area network at wireless bridge connection heat exchange station scene with distal end is placed in
The distal end local area network of the heart；Wireless bridge instead of wired optical cable or cable, cost sharp fall, and flexible arrangement,
Simply, wireless bridge substitutes 3-4G signal, has saved flow cost of use, and wireless bridge microwave power is high, and redundancy is big, resists dry
Immunity is strong, reduces suspension bring maintenance cost, enhances safety；
Heat exchange station scene further includes instrument group unit, and the instrument group unit is one that the concentration of connection pipe network is arranged side by side
Group instrument, the video data acquiring unit include the first digital camera, the right opposite of instrument group unit are placed in, for adopting
The positive plane video of integrates instrument group unit, sound, the video data of the first digital camera acquisition pass through described via live local area network
Wireless bridge be sent to distal end centralized control center in real time, via the processing and cutting of video server, be thrown to monitoring screen
Wall；
Distal end centralized control center is by screen wall, and intuitive monitoring in real time is placed in the instrument at scene, in conjunction with remote side administration list
The digital supervision of member more comprehensively, reduces the complexity to employee's operation so that field data is more intuitive, to reduce pair
The requirement of employee's technology；Screen wall passes through the cutting and forwarding of video server, and the alternative of monitoring area may be implemented
Key monitoring improves global safety by flexible screen combination；
Distal end centralized control center also sets up sound and light alarm module, and the data servo unit at each heat exchange station scene is acquired and passed
The signal sent, it is same after data analytics server judgement touches preset alarm threshold value to trigger the sound and light alarm module sound, light
Alarm；The triggering of automation is alarmed, and the labor intensity of operator is reduced, while also enhancing global safety, is subtracted
Security risk is lacked.
Further, the wireless bridge uses frequency for the frequency range of 5.8Ghz；The free frequency of 5.8Ghz, avoids
The interference of the 2.4G segment signal such as wifi, bluetooth, micro-wave oven uploads downstream rate up to 300Mbps, meet live multi-path monitoring,
Control the parallel remote transmission of data.
Further, the wireless bridge is high-power remote orientation parabola antenna；The transmission power of microwave can
With sets itself redundancy as needed, power and the node limitation of 3-4G network are got rid of, while it is more to meet heat exchange station scene
The requirement of the transmission stability of circuit-switched data and HD video.
Further, the video data acquiring unit includes the second digital camera, which acquires heat exchange station
The video image data of the global space video image at scene, acquisition is transmitted via live local area network by wireless bridge in real time
To distal end centralized control center, monitor screen curtain wall is by video server cutting image, and each heat exchange station of split screen display available is live in real time
The second data monitor sound, video data；The sound of the described first and second digital camera acquisition, video data are by storing
Server storage backup；Distal end centralized control center is by screen wall, and the overall situation that intuitive, monitoring in real time is placed in scene is live, knot
The digital supervision of remote side administration unit is closed, so that field data is more intuitive, more comprehensively, reduces the complexity to employee's operation,
To reduce the requirement to employee's technology, screen wall passes through the cutting and forwarding of video server, and monitored area may be implemented
The alternative key monitoring in domain improves global safety by flexible screen combination.
Further, the network unit includes firewall；Firewall device is by doing number and vision signal
The individual channel function of keeping secret of signal transmission is realized in encryption, it is ensured that the safety for the tiny node that exchanges heat.
Further, the wireless bridge Real-time and Concurrent is wrapped bidirectionally with the transmission of multiple heat exchange stations, reception multichannel data
Include sensor data acquisition unit, the sound for the control signal and multi-path digital video camera that data analytics server is sent, video letter
Number；
Wherein, the sensor data acquisition unit connection ductwork pressure at heat exchange station scene, temperature, liquid level, outdoor temperature and
The sensed data of flow sensor, temperature sensor senses water supply, return water temperature, circulating water supply, circulating backwater temperature and room
The parameters such as outer temperature；Pressure sensor incudes water supply, pressure of return water, circulating water supply, circulating backwater pressure and other parameters；Flow sensing
Device incudes 1,2 flow of pipe network and the flow parameter of water supply pipe；Wireless bridge is simultaneously to the data point of distal end centralized control center
The control signal that analysis server is sent is sent to control unit, to water circulating pump frequency converter, relief valve, constant pressure supply water pump, electricity
Dynamic regulating valve issues control instruction；The high bandwidth and high power redundancy of wireless bridge, can meet various distances to the maximum extent
The demand of the various Data Concurrents communication at scene enhances the comprehensive of monitoring to increase monitoring path.
The technological progress of the utility model is:
The intensively sensitive data high for security requirement, such as: pressure, flow, temperature, liquid level instrument are done intuitively
Monitoring；The communication fee of heat exchange station scene and distal end centralized control center reduces, and realizes the global video and instrument list at scene
24 hours continual real time monitorings of the high resolution audio and video signal of first video monitoring, meanwhile, 5.8Ghz microwave section it is wireless
Bridge is low-cost, high bandwidth, uninterrupted, interference resistance is strong, maximumlly realizes the concurrent of multi-path monitoring type and control
It is comprehensive；The competency profiling of administrative staff is substantially reduced simultaneously, the heat exchange station data information that monitoring center obtains is by original
Heat exchange station pipe network pressure flow and the digital parameters such as temperature, increase the intuitive live state information such as image, audio, reduce
Monitoring client monitoring personnel competency profiling, ordinary person also can do letter in the operating condition at the scene that monitoring center expertly exchanges heat stations
Single intuitive judgement；In conjunction with Multi-stage alarmings triggering modes such as alarm sound, light alarms, so that personnel's labour of monitoring center is strong
Degree reduces, operator need not by attention in real time high concentration checking monitoring screen field data, from reducing labor
Fatigue resistance enhances safety while reducing recruitment cost spending.
Detailed description of the invention
Attached drawing herein is used to provide the further explanation to the utility model, constitutes part of this application, this is practical
Novel illustrative embodiments and their description are used to explain the utility model, not constitute improper limits to the present invention.
Fig. 1 is the network connection schematic diagram of heat exchange station Yu distal end centralized control center.
Fig. 2 is the first digital camera and instrument group cellular construction schematic diagram.
Fig. 3 is distal end centralized control center schematic diagram.
Fig. 4 is the operation principle schematic diagram of monitoring, control.
In figure: 1- heat exchange station scene, 11- data servo unit, 12- sensor data acquisition unit, 13- video data are adopted
Collection unit, the first digital camera of 131-, the second digital camera of 132-, 14- control unit, 15- instrument group unit, 2- are remote
Hold centralized control center, 21- data analytics server, 22- video server, 23- storage server, 24- sound and light alarm module, 25-
Monitor screen curtain wall, 3- network unit, the scene 31- local area network, the distal end 32- local area network, 33- wireless bridge, 34- firewall.
Specific embodiment
In order to make those skilled in the art better understand the utility model, below in conjunction with reference attached drawing and in conjunction with the embodiments
Further clear, complete explanation is made to the utility model；It should be noted that in the absence of conflict, in the application
Feature in embodiment and embodiment can be combined with each other；In the description of the present invention, it should be noted that unless otherwise
Specific regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected,
It can be and be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected,
The connection inside two elements can be can be indirectly connected through an intermediary.For those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term in the present invention by concrete condition.
By taking a system deployment of the remote monitoring and administration of the heating plant in China, city, North China exchange heat stations as an example, the ground
The Heating Period in the winter in area is 5 months, 7 regions in heating plant offer city the north and the central heating of unit, the one of heating plant
After hot steam or hot water are delivered to the heat exchange station in each region by pipe network by secondary pipe network, exchanged heat by heat exchange station, by moisturizing and two
Cell or unit heat supply near being provided after secondary pressurization, the heat exchange station 10km farthest apart from heating plant, average distance 4.5km,
Traditional remote management mode is that two-way data transmission is realized by fiber cluster, and heating plant is in suburb, due to heat exchange station
Noise is big, and heat exchange station is in the cell corner more remote with school or unit mostly, and defect is that track laying cost is very high,
Or realize that two-way data are transmitted with gprs networking, defect is sound, video data transmission is at high cost and network signal is unstable
Fixed problem.
As shown in Figure 1, embodiment uses a kind of heat exchange station Internet of Things multi-path monitoring based on wireless bridge and control
The distal end centralized control center 2 that system scene 1 including heat exchange station and is arranged in outside heat exchange station, heat stations scene 1 and distal end centralized control center 2
Sensed data and control signal are connected and transmitted by network unit 3, and it is core that multiple heat exchange stations, which are formed with distal end centralized control center 2,
Star structure；
As shown in Figure 4, heat exchange station scene 1 includes data servo unit 11, sensor data acquisition unit 12, video
Data acquisition unit 13, control unit 14, live local area network 31；
Distal end centralized control center 2 includes distal end local area network 32, data analytics server 21, video server 22, storage service
Device 23；
The data that the sensor data acquisition unit 12 at heat exchange station scene 1 acquires, by the processing of data servo unit 11,
It is sent to distal end centralized control center 2 via network unit 3, is handled by data analytics server 21, the control of distal end centralized control center 2 refers to
The control unit 14 for being sent to the data servo unit 11 at corresponding heat exchange station scene 1 by network unit 3 is enabled, scene is set
Preparation send corresponding control instruction；
Network unit 3 connects the live local area network 31 at heat exchange station scene 1 using wireless bridge 33 and is placed in the collection control of distal end
The distal end local area network 32 of the heart 2；Wireless bridge 33 uses frequency for the high-power remote orientation parabola antenna of 5.8Ghz, far
End centralized control center 2 sets up the parabola antenna that several orientation parabola antennas are directed at installation at the top of each heat exchange station and is communicated,
Distal end centralized control center and live 1 point-to-point connection of heat exchange station, several heat exchange stations and distal end centralized control center form star join schema,
The free frequency of 5.8G can avoid the band interference of the 2.4G such as common wifi, bluetooth, micro-wave oven, and wireless bridge can be with root
According to the heat exchange station of different distance, the power of certain redundancy is set separately, for the gprs signal compared to 3-4G, power and stability
Promotion is realized, the bandwidth for meeting the live 1 multi-path high-definition video of heat exchange station and digital supervision, the parallel transmission for controlling signal is wanted
It asks；Wireless bridge can be disposed at any time in the heat exchange station of inclement condition, and cost is less expensive；
As shown in Figure 2, heat exchange station scene 1 further includes instrument group unit 15, and instrument group unit 15 is connection pipe network,
Concentrate several instrument being arranged side by side；Pipe network and induction instruments and meters, are connected and are concentrated by pipeline or signal wire arrangement, pacify
It sets at the free time at the scene, each instrument of instrument group is number or pointer instrument, temperature of the display comprising pipe network, pressure
The numerical value such as power, flow or the field devices environmental parameter such as motor operating condition and temperature are distinguished, for convenience in the sky of each instrument
At spare time, pasting words identification can more intuitively be supervised with facilitating monitoring personnel quickly to distinguish the ownership and type of instrument
Control；First digital camera 131 of video data acquiring unit 13 is placed in the right opposite of instrument group unit 15, is used for Acquisition Instrument
The positive plane video of table group unit 15；It is concentrated and is arranged due to instrument, video camera can be as best one can close to instrument, to clearly display
The value of each instrument, sound, the video data of the first digital camera 131 acquisition pass through described wireless via live local area network 31
Bridge 33 is sent to distal end centralized control center 2 in real time, via the processing and cutting of video server 22, screen wall management software with
Digital camera management software combines, and the sound of each heat exchange station, vision signal selectively can be thrown to monitor screen curtain wall
25；
As shown in figure 3, distal end centralized control center 2 also sets up sound and light alarm module 24, the data at each heat exchange station scene 1 are watched
The signal that unit 11 is acquired and transmitted is taken, triggers the sound after the judgement of data analytics server 21 touches preset alarm threshold value
24 sound of light alarm module, the same alarm of light；Sound and light alarm module 24 is placed in that 2 hall of distal end centralized control center is inside and outside, and heat exchange station is existing
The signal that field 1 is transmitted, such as ductwork pressure or temperature are more than preset threshold value, will trigger the alarm, while the sound-light alarm
Module 24 issues strobe light, and it is synchronous issue ear-piercing alarm song, can also so that monitoring personnel is while leaving monitoring screen
To reduce monitoring loophole to the greatest extent, the labor intensity that monitoring personnel is reduced while safety is improved.
Preferably, wireless bridge 33 uses frequency for the frequency range of 5.8Ghz；The frequency range is free frequency range, is not necessarily to separate return
Expense can be used.
Preferably, wireless bridge 33 uses high-power remote orientation parabola antenna；Most apart from distal end centralized control center
Remote heat exchange station, at least needs the transmission power of 200mW, and the present embodiment uses 500mW, sets certain power redundancy.
Preferably, the video data acquiring unit 13 at heat exchange station scene 1 also includes the second digital camera 132, the second number
The indoor top corner somewhere of the installation of word video camera 132 at the scene, acquires the global space video at heat exchange station scene as much as possible
Image, the video image data of acquisition include the whole visual pattern at scene, the especially collected such as surface pond at scene,
Monitoring informations such as pipe leakage, operator's motion track, motor rotation noise etc. are that digital sensor institute is irrealizable,
The sound, video information are sent to distal end centralized control center 2, monitoring screen by wireless bridge 33 via live local area network 31 in real time
Wall 25 is by 22 cutting image of video server, each heat exchange station of split screen display available live second data monitor 132 in real time
Sound, video data；The sound of first and second digital camera, video and being stored by storage server 23 back up.
Preferably, network unit 3 includes firewall 34；34 device of firewall is by encrypting number and vision signal
The individual channel function of keeping secret of signal transmission is realized in processing, and the interference in addition to avoiding unrelated wireless monitor on the way can also be taken precautions against
It divulges a secret.
Preferably, 33 Real-time and Concurrent of wireless bridge bidirectionally transmits with multiple heat exchange stations, receives multichannel data, including sensing
The control signal and multi-path digital video camera that upload data, the data analytics server 21 of device data acquisition unit 12 is sent
Sound, vision signal；
Wherein, sensor data acquisition unit 12 connects pressure, temperature, liquid level, outdoor temperature and the stream at heat exchange station scene 1
The sensed data of quantity sensor, temperature sensor senses water supply, return water temperature, circulating water supply, circulating backwater temperature and outdoor
The parameters such as temperature；Pressure sensor incudes water supply, pressure of return water, circulating water supply, circulating backwater pressure and other parameters；Flow sensor
Incude the flow of first and second pipe network and the flow parameter of water supply pipe；Wireless bridge 33 is simultaneously to the number of distal end centralized control center 2
The control signal sent according to Analysis server 21 is sent to control unit 14, is mended to water circulating pump frequency converter, relief valve, level pressure
Water pump, electric control valve issue control instruction；The high bandwidth and high power redundancy of wireless bridge 33, can meet to the maximum extent
The demand of the various Data Concurrents communication of various distance fields reduces to increase monitoring path and postpones and enhance the complete of monitoring
Face property.
The range of the requires of the utility model protection is not limited to the above specific embodiment, for those skilled in the art
Speech, the utility model can be all made within the design and principle of the utility model any to repair there are many deformation and change
Change, improve and equivalent replacement should be all included within the scope of protection of this utility model.
Claims (6)
1. a kind of heat exchange station Internet of Things multi-path monitoring and control system based on wireless bridge, including heat exchange station live (1) and set
Set the distal end centralized control center (2) outside heat exchange station, and the network list of connection heat exchange station live (1) and distal end centralized control center (2)
First (3)；
Heat exchange station scene (1) includes data servo unit (11), sensor data acquisition unit (12), video data acquiring list
First (13), control unit (14), live local area network (31)；
Distal end centralized control center (2) includes distal end local area network (32), data analytics server (21), video server (22), storage
Server (23)；
The data of sensor data acquisition unit (12) acquisition at heat exchange station scene (1), are handled by data servo unit (11),
Distal end centralized control center (2) are sent to via network unit (3), are handled by data analytics server (21), distal end centralized control center (2)
Control instruction be sent to by network unit (3) corresponding heat exchange station live (1) data servo unit (11) control list
First (14) send corresponding control instruction to field device；
It is characterized in that, live local area network of the network unit (3) using wireless bridge (33) connection heat exchange station live (1)
(31) and it is placed in the distal end local area network (32) of distal end centralized control center (2)；
Heat exchange station scene (1) further include instrument group unit (15), the instrument group unit (15) be connect pipe network concentration side by side
One group of instrument of arrangement, video data acquiring unit (13) include the first digital camera (131), are placed in instrument group unit
(15) right opposite is used for the positive plane video of acquisition instrument group unit (15), the sound of the first digital camera (131) acquisition, view
Frequency is sent to distal end centralized control center (2) according to via live local area network (31) by the wireless bridge (33) in real time, is passed through
By the processing and cutting of video server (22), it is thrown to monitor screen curtain wall (25)；
Distal end centralized control center (2) also sets up sound and light alarm module (24), the data servo unit in each heat exchange station live (1)
(11) signal for acquiring and transmitting triggers the acousto-optic after data analytics server (21) judgement touches preset alarm threshold value
Alarm module (24) sound, the same alarm of light.
2. the heat exchange station Internet of Things multi-path monitoring and control system according to claim 1 based on wireless bridge, feature
It is, the wireless bridge (33) uses frequency for the frequency range of 5.8Ghz.
3. the heat exchange station Internet of Things multi-path monitoring and control system according to claim 2 based on wireless bridge, feature
It is, the wireless bridge (33) is high-power remote orientation parabola antenna.
4. the heat exchange station Internet of Things multi-path monitoring and control system according to claim 1 based on wireless bridge, feature
It is, the video data acquiring unit (13) also includes the second digital camera (132), and it is existing which acquires heat exchange station
The video image data of the global space video image of field (1), acquisition passes through wireless bridge (33) via live local area network (31)
It is sent in real time distal end centralized control center (2), monitor screen curtain wall (25) is divided in real time by video server (22) cutting image
Screen shows sound, the video data of the second digital camera (132) of each heat exchange station live (1).
5. the heat exchange station Internet of Things multi-path monitoring and control system according to claim 1 based on wireless bridge, feature
It is, the network unit (3) includes firewall (34).
6. the heat exchange station Internet of Things multi-path monitoring and control system according to claim 1 based on wireless bridge, feature
It is, the wireless bridge (33) Real-time and Concurrent bidirectionally transmits with multiple heat exchange stations, receives multichannel data, including sensor
Sound, the video of data acquisition unit (12), the control signal that data analytics server (21) is sent and multi-path digital video camera
Signal.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114745616A (en) * | 2022-06-10 | 2022-07-12 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | Underground heat information remote monitoring and early warning system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114745616A (en) * | 2022-06-10 | 2022-07-12 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | Underground heat information remote monitoring and early warning system and method |
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