CN103374930A - Substation monitoring system and method - Google Patents
Substation monitoring system and method Download PDFInfo
- Publication number
- CN103374930A CN103374930A CN2012101156836A CN201210115683A CN103374930A CN 103374930 A CN103374930 A CN 103374930A CN 2012101156836 A CN2012101156836 A CN 2012101156836A CN 201210115683 A CN201210115683 A CN 201210115683A CN 103374930 A CN103374930 A CN 103374930A
- Authority
- CN
- China
- Prior art keywords
- liquid level
- ground
- deep
- substation
- sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Alarm Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses substation monitoring system and method. The system comprises a sensor unit, a data collection unit, and a monitoring unit, wherein the sensor unit disposed on a substation site is used for detecting foundation information of the substation site, the data collection unit connected with the sensor unit is used for collecting foundation information detected by the sensor unit, the monitoring unit connected with the data collection unit is used for judging whether the foundation of the substation site changes or not according to the foundation information. Through the system and the method, the foundation information of the substation site can be monitored in real time, thus potential safety hazards caused by geological accidents can be found as soon as possible and remedial measures can be taken in advance.
Description
Technical field
The present invention relates to power domain, in particular to a kind of transformer substation monitoring system and monitoring method.
Background technology
At substation field, usually can occur that sinking of ground, surface cracks, ground tilt, the grounds such as ground sink, ground global displacement change owing to geology changes.And ground changes and will cause many equipment in various degree potential safety hazard to occur: tighten such as lead-in wire and may cause fracture; The differential settlement on body of wall and earth's surface causes that the stressed distortion of sulfur hexafluoride outlet casing tube interface causes the safety problems such as its gas leakage.These potential safety hazards have the characteristics such as slow, hidden, the safety that is constantly threatening power system.
At present, the main ground at following dual mode monitoring substation scene that adopts changes:
1, adopt the foot screw observation indirectly to judge the setting of ground situation;
2, lay meter ruler at basic platform place and observe the setting of ground situation.
Above method need to arrange a large amount of manpower and materials to patrol and examine observation, and can't Real-Time Monitoring, thereby in time early warning ground changes, and many times when artificial when finding that ground changes, power equipment breaks down, and causes power equipment to be forced to power failure.
Problem for finding in time in the correlation technique that the substation field ground changes not yet proposes effective solution at present.
Summary of the invention
Main purpose of the present invention is to provide a kind of transformer substation monitoring system and monitoring method, to solve the problem that can't find in time that the substation field ground changes.
To achieve these goals, according to an aspect of the present invention, provide a kind of transformer substation monitoring system.
Transformer substation monitoring system according to the present invention comprises: sensor unit is arranged at substation field, for detection of the ground information of substation field; Data acquisition unit is connected with sensor unit, is used for the ground information that the pick-up transducers unit inspection arrives; Monitoring unit is connected with data acquisition unit, is used for judging according to ground information whether substation field ground occurs and change.
Further, sensor unit comprises the first sensor unit, and wherein, the first sensor unit comprises: the first sensor container, be arranged at the reference point of substation field, and fill liquid; The second sensor container is arranged at the first measured point of substation field, fills liquid, and is communicated with the first sensor container via fluid-through tube; The first vibrating string type sensor is for detection of the liquid level of first sensor liquid in containers; And second vibrating string type sensor, for detection of the liquid level of liquid in the second sensor container, monitoring unit is used for judging according to the liquid level that the first vibrating string type sensor and the second vibrating string type sensor detect whether the first measured point relative datum point foundation settlement occurs.
Further, sensor unit comprises the second sensor unit, and the second sensor unit is arranged at the second measured point of substation field, for detection of the Deep Information of the second measured point; Monitoring unit is used for judging according to the Deep Information that the second sensor unit detects whether the second measured point ground deep global displacement occurs.
Further, data acquisition unit is provided with the RS-232 communication interface, RS-485 communication interface and/or 10M/100M Ethernet interface.
Further, data acquisition unit adopts the lead-acid battery power supply.
Further, this transformer substation monitoring system also comprises: alarm unit, be connected with monitoring unit, and be used for when the ground variation appears in substation field, producing alarm signal.
To achieve these goals, according to a further aspect in the invention, provide a kind of electrical substation monitoring method.
Electrical substation monitoring method according to the present invention comprises: the ground information that detects substation field; And judge according to ground information whether substation field ground occurs and change.
Further, the ground information that detects substation field comprises: detect the liquid level of first sensor liquid in containers, obtain the first liquid level, wherein, the first sensor container is arranged at the reference point of substation field, fills liquid; And the liquid level that detects liquid in the second sensor container, obtain the second liquid level, wherein, the second sensor container is arranged at the first measured point of substation field, fill liquid, and be communicated with the first sensor container via fluid-through tube, judge according to ground information whether substation field the ground variation occurs and comprise: judge according to the first liquid level and the second liquid level whether the first measured point relative datum point foundation settlement occurs.
Further, judge according to the first liquid level and the second liquid level whether the first measured point relative datum point foundation settlement occurs and comprise: adopt following formula to calculate the liquid level changing value of relative the second liquid level of the first liquid level: Δ E=(R
0X-R
1X) * G
X-(R
0Ref-R
1Ref) * G
Ref, wherein, Δ E is the liquid level changing value, R
0XThe first liquid level when being first moment, R
1XThe first liquid level when being second moment, R
0RefThe second liquid level when being first moment, R
1RefThe second liquid level when being second moment, G
X, G
RefBe respectively the liquid level detection coefficient; The relation that compares liquid level changing value and default liquid level excursion; And when the liquid level changing value exceeded default liquid level excursion, the first measured point relative datum was pointed out the sedimentation of terrain base.
Further, the ground information of detection substation field comprises: the Deep Information that detects the second measured point; Judge according to ground information whether substation field the ground variation occurs and comprise: judge according to Deep Information whether the second measured point ground deep global displacement occurs.
Further, judge according to Deep Information whether the second measured point ground deep global displacement occurs and comprise: adopt following formula to calculate the deep changing value of the second measured point: S=(R
1-R
0) * G, wherein, S is the deep changing value, R
0Deep Information when being the 3rd moment, R
1Deep Information when being the 4th moment, G is the Deep Information detection coefficient; The relation that compares deep changing value and default deep excursion; And when the deep changing value exceeded default deep excursion, ground deep global displacement appearred in the second measured point.
Further, this electrical substation monitoring method also comprises: when the ground variation appears in substation field, produce alarm signal.
By the present invention, adopt the transformer substation monitoring system comprise following part: for detection of the sensor unit of the ground information of substation field; The data acquisition unit that is used for the ground information that the pick-up transducers unit inspection arrives; And be used for judging according to ground information whether substation field the monitoring unit that ground changes occurs, ground information that can the Real-Time Monitoring substation field, solved the problem that to find in time that the substation field ground changes, and then reached and to find as soon as possible to change the potential safety hazard that causes, the effect that can adopt remedial measures in advance to reach the mitigation purpose by geology.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram according to the transformer substation monitoring system of first embodiment of the invention;
Fig. 2 is the schematic diagram according to the transformer substation monitoring system of second embodiment of the invention;
Fig. 3 is the schematic diagram according to the transformer station of the embodiment of the invention; And
Fig. 4 is the flow chart according to the electrical substation monitoring method of the embodiment of the invention.
The specific embodiment
Need to prove that in the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Fig. 1 is the schematic diagram according to the transformer substation monitoring system of first embodiment of the invention, and as shown in Figure 1, this transformer substation monitoring system comprises: sensor unit A22, sensor unit B24, sensor unit C26, data acquisition unit 40 and monitoring unit 60.
Wherein, sensor unit A22-C26 is arranged at respectively the measured point of substation field diverse location, ground information for detection of each measured point of substation field, the various sensors that this place's sensor unit can change for measuring geology, the ground information at this place comprise can react the various information that ground changes.
The transformer substation monitoring system that adopts this embodiment to provide, adopt the automatic measurement technology, need not the Real-Time Monitoring that manual operation can realize that ground changes, the application implementation of this monitoring system, filled up power system and changed blank aspect hidden danger, the Geological Hazards Monitoring at ground, for power system changes forecast and early stage alarm connection provides monitoring means advanced technology, practical at ground.By the Application of Monitoring System of this embodiment, can in time find to change the potential safety hazard cause by geology, adopt remedial measures in advance, thereby reach the purpose of mitigation, obvious Social benefit and economic benefit is arranged, have wide popularizing application prospect.
Fig. 2 is the schematic diagram according to the transformer substation monitoring system of second embodiment of the invention, and as shown in Figure 2, this monitoring system comprises: first sensor unit, the second sensor unit, data collecting instrument, serial server and rack.
The first sensor unit is the precision liquid level measuring system, and this system is used for measuring the relative settlement of a plurality of measured points.In use, fill liquid in a series of sensor container, and all adopt fluid-through tube to be communicated with, the liquid level of each container is recorded by an accurate vibrating string type sensor, this vibrating string type sensor hangs with a floating drum, when the sensor container liquid level changes, thereby the suffered buoyancy of induction floating drum records liquid level.In the first sensor unit, the vertical displacement of each measured point all is with respect to the wherein variation of (being reference point), the vertical displacement of this reference point should be relatively stable constant or can determine with other artificial observation means, thereby sedimentation that can each measuring point of accurate Calculation static liquid level changes.Adopt this first sensor unit, the measurement category that can realize relatively sinking is 0～100mm, and precision reaches 0.1mm.
The second sensor unit is the deep displacement sense terminals, is arranged at the measured point of substation field, detecting the Deep Information of this whole geological foundation in measured point, thereby can judge whether this measured point the global displacement in ground deep occurs.Adopt this second sensor unit, can realize that the deep displacement measurement category is 0～25mm, precision reaches 0.025mm.
Employing largest passages capacity is 16 data collecting instrument, the ground information that Real-time Collection first sensor unit and the second sensor unit detect, wherein, data collecting instrument has following three kinds of communication mode: RS-232 communication, its baud rate is 9600bps, is used for communication distance less than the communication of 30m, for example, when the distance of sensor unit and data collecting instrument during less than 30m, adopt this communication mode; RS-485 communication, its baud rate is 9600bps, communication distance can reach 1200m when adopting Shielded Twisted Pair, for example, when the distance of sensor unit and data collecting instrument during greater than 30m, adopts Shielded Twisted Pair RS-485 to communicate by letter; The 10M/100M ethernet communication is connected with serial server, with local lan interfaces.
Data collecting instrument gathers once the ground information that each sensor unit detects every day, and every passage can be measured and be no less than 20 months data, and its data storage capacity reaches 1Mb.Adopt the power supply mode of civil power or reserve battery, wherein, reserve battery can adopt the 6V/12AH maintenance-free lead-acid battery.For saving power supply, data collecting instrument adopts the intermittently used mode, have dormancy mode of operation, standy operation mode and collecting work pattern, wherein, power consumption 10mA when data collecting instrument is in the dormancy mode of operation, power consumption 30mA when being in standy operation mode, power consumption 250mA when being in the collecting work pattern.
Monitoring unit is set in the rack, and this monitoring unit can adopt the software platform of following technical indicator: operating system is Win Server 2003; Database platform is Oracle 10g; Development platform is J2EE, and this monitoring unit can adopt the hardware platform of following technical indicator: model is IBM System X3650; CPU is Intel (R) four nuclear E5506Xeon (R) CPU, 2.13GHz, 4M high-speed cache; Hard disk is 4 * 146G, and Raid 5; In save as 4 * 1GChipkillECC DDR2667; When display is DELL 17.
Monitoring unit judges according to the liquid level that each vibrating string type sensor in the first sensor unit detects whether each measured point relative datum point foundation settlement occurs; According to the Deep Information that the deep displacement sense terminals in the second sensor unit detects, judge whether the measured point global displacement in ground deep occurs.
Preferably, this transformer substation monitoring system also comprises alarm unit, is connected with monitoring unit in the rack, be used for when the ground variation appears in substation field, for example the measured point relative datum is pointed out the sedimentation of terrain base, or the generation alarm signal global displacement in ground deep appears, in the measured point.
The transformer substation monitoring system that adopts this embodiment to provide, simple to operate, easy to use, the monitor staff only needs periodical inspection to place the monitoring unit of operation indoor machine cabinet can recognize easily the actual change situation of monitoring point geology, for example observes differential settlement between sulfur hexafluoride entrance bushing and the power transformation factory building and the deep displacement situation of whole geology.Further, monitoring unit adopts computer communication technology, database technology, the J2EE development technique realizes that the management of equipment and graphical data show and analytic function, the data that the detect form with curve map can be shown, the geology change curve is provided, thereby can understand the variation tendency of monitoring point geology, make targetedly preventive action.The monitor staff adopts an effective measure according to sagging situation by the monitoring unit reading out data, such as the operation etc. of being in the milk to ground, has alleviated the ground pace of change, has guaranteed equipment safety operation.
Fig. 3 is the schematic diagram according to the transformer station of the embodiment of the invention, is provided with the as shown in Figure 2 transformer substation monitoring system of embodiment in this transformer station, as shown in Figure 3,6. locates to arrange rack in the protection chamber of transformer station; The first sensor unit is arranged near the 110kV switch gear room, wherein 1. for reference point, 2. and 3. be respectively the measured point; 4. the second sensor unit is arranged at the meadow; 5. data collecting instrument is arranged in the 110kV switch gear room, is connected respectively with first sensor unit, the second sensor unit, and the ground information so that pick-up transducers detects is connected with rack, is sent to monitoring unit in the rack with the ground information that will collect.
Fig. 4 is the flow chart according to the electrical substation monitoring method of the embodiment of the invention, and as shown in Figure 4, this monitoring method comprises following step S102 and step S104.
Step S102: the ground information that detects substation field.
Step S104: judge according to ground information whether substation field ground occurs and change.
Preferably, at the diverse location of substation field survey mark is set, at survey mark sensor is set, detect the ground information of survey mark.
For example, determine a reference point at substation field, the first sensor container is arranged at this reference point, the first measured point at substation field arranges the second sensor container, two sensors container kind all fills liquid, and is connected via fluid-through tube, can detect the first measured point relative datum point by the liquid level variation in the detection two sensors container and foundation settlement whether occur, wherein, can be changed by the liquid level in the vibrating string type sensor detecting sensor container.
If the liquid level in the first sensor container is the liquid level in the first liquid level, the second sensor container is the second liquid level, judge by following steps whether the first measured point relative datum point foundation settlement occurs:
Calculate liquid level changing value Δ E=(R
0X-R
1X) * G
X-(R
0Ref-R
1Ref) * G
Ref, wherein, Δ E is the liquid level changing value, R
0XThe first liquid level when being first moment, R
1XThe first liquid level when being second moment, R
0RefThe second liquid level when being first moment, R
1RefThe second liquid level when being second moment, G
X, G
RefBe respectively liquid level detection coefficient (also being sensor coefficient); The relation that compares liquid level changing value and default liquid level excursion; And when the liquid level changing value exceeds default liquid level excursion, determine that the first measured point relative datum points out the sedimentation of terrain base.
For example, in the second measured point of substation field the deep displacement sense terminals is set, to detect the Deep Information of the second measured point, by this Deep Information, can judges whether the second measured point ground deep global displacement occurs.
Wherein, can judge by following steps whether the second measured point ground deep global displacement occurs:
Calculate the deep changing value of the second measured point: S=(R
1-R
0) * G, wherein, S is the deep changing value, R
0Deep Information when being the 3rd moment, R
1Deep Information when being the 4th moment, G is the Deep Information detection coefficient; The relation that compares deep changing value and default deep excursion; And when the deep changing value exceeded default deep excursion, ground deep global displacement appearred in the second measured point.
Preferably, when the ground variation appears in substation field, produce alarm signal, drive warning device and alarm.
The electrical substation monitoring method that adopts this embodiment to provide, can realize the Real-Time Monitoring that ground changes, can in time find to change the potential safety hazard that causes by geology, adopt remedial measures in advance, thereby reach the purpose of mitigation, obvious Social benefit and economic benefit is arranged, have wide popularizing application prospect.
From above description; can find out; the present invention has realized following technique effect: ground situation of change that can the Real-Time Monitoring substation field; the potential catastrophe bodies such as thereby geology tilts in can transformer station, sink, displacement are monitored; for power system furnishes a forecast and early stage alarm; adopt transformer substation monitoring system of the present invention; can forecast the ground situation of change of transformer station; the safety of protection transformer station; avoid causing equipment gas leakage, equipment distortion, device damage etc. because ground changes, transformer station is moved reliably and with long-term.
Need to prove, can in the computer system such as one group of computer executable instructions, carry out in the step shown in the flow chart of accompanying drawing, and, although there is shown logical order in flow process, but in some cases, can carry out step shown or that describe with the order that is different from herein.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. a transformer substation monitoring system is characterized in that, comprising:
Sensor unit is arranged at substation field, for detection of the ground information of described substation field;
Data acquisition unit is connected with described sensor unit, is used for gathering the ground information that described sensor unit detects;
Monitoring unit is connected with described data acquisition unit, is used for judging according to described ground information whether described substation field ground occurs and change.
2. transformer substation monitoring system according to claim 1 is characterized in that,
Described sensor unit comprises the first sensor unit, and wherein, described first sensor unit comprises:
The first sensor container is arranged at the reference point of described substation field, fills liquid;
The second sensor container is arranged at the first measured point of described substation field, fills liquid, and is communicated with described first sensor container via fluid-through tube;
The first vibrating string type sensor is for detection of the liquid level of described first sensor liquid in containers; And
The second vibrating string type sensor, for detection of the liquid level of liquid in described the second sensor container,
Described monitoring unit is used for judging according to the liquid level that described the first vibrating string type sensor and described the second vibrating string type sensor detect whether the relative described reference point in described the first measured point foundation settlement occurs.
3. transformer substation monitoring system according to claim 1 is characterized in that,
Described sensor unit comprises the second sensor unit, and described the second sensor unit is arranged at the second measured point of described substation field, for detection of the Deep Information of described the second measured point;
Described monitoring unit is used for judging according to the Deep Information that described the second sensor unit detects whether described the second measured point ground deep global displacement occurs.
4. transformer substation monitoring system according to claim 1 is characterized in that, described data acquisition unit is provided with the RS-232 communication interface, RS-485 communication interface and/or 10M/100M Ethernet interface.
5. transformer substation monitoring system according to claim 1 is characterized in that, described data acquisition unit adopts the lead-acid battery power supply.
6. transformer substation monitoring system according to claim 1 is characterized in that, also comprises:
Alarm unit is connected with described monitoring unit, is used for producing alarm signal when the ground variation appears in described substation field.
7. an electrical substation monitoring method is characterized in that, comprising:
Detect the ground information of substation field; And
Judge according to described ground information whether described substation field ground occurs and change.
8. electrical substation monitoring method according to claim 7 is characterized in that,
The ground information that detects substation field comprises: detect the liquid level of first sensor liquid in containers, obtain the first liquid level, wherein, described first sensor container is arranged at the reference point of described substation field, fills liquid; And the liquid level that detects liquid in the second sensor container, obtain the second liquid level, wherein, described the second sensor container is arranged at the first measured point of described substation field, fills liquid, and is communicated with described first sensor container via fluid-through tube,
Judge according to described ground information whether described substation field the ground variation occurs and comprise: judge according to described the first liquid level and described the second liquid level whether the relative described reference point in described the first measured point foundation settlement occurs.
9. electrical substation monitoring method according to claim 8 is characterized in that, judges according to described the first liquid level and described the second liquid level whether the relative described reference point in described the first measured point foundation settlement occurs and comprise:
Adopt following formula to calculate the liquid level changing value of relatively described the second liquid level of described the first liquid level:
ΔE＝(R
0X-R
1X)*G
X-(R
0Ref-R
1Ref)*G
Ref
Wherein, Δ E is described liquid level changing value, R
0XThe first liquid level when being first moment, R
1XThe first liquid level when being second moment, R
0RefThe second liquid level during for described first moment, R
1RefThe second liquid level during for described second moment, G
X, G
RefBe respectively the liquid level detection coefficient;
The relation of more described liquid level changing value and default liquid level excursion; And
When described liquid level changing value exceeded default liquid level excursion, foundation settlement appearred in the relatively described reference point in described the first measured point.
10. electrical substation monitoring method according to claim 7 is characterized in that,
The ground information that detects substation field comprises: the Deep Information that detects the second measured point;
Judge according to described ground information whether described substation field the ground variation occurs and comprise: judge according to described Deep Information whether described the second measured point ground deep global displacement occurs.
11. electrical substation monitoring method according to claim 10 is characterized in that, judges according to described Deep Information whether described the second measured point ground deep global displacement occurs and comprise:
Adopt following formula to calculate the deep changing value of described the second measured point:
S＝(R
1-R
0)*G
Wherein, S is described deep changing value, R
0Deep Information when being the 3rd moment, R
1Deep Information when being the 4th moment, G is the Deep Information detection coefficient;
The relation of more described deep changing value and default deep excursion; And
When described deep changing value exceeded described default deep excursion, ground deep global displacement appearred in described the second measured point.
12. electrical substation monitoring method according to claim 7 is characterized in that, also comprises:
When the ground variation appears in described substation field, produce alarm signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210115683.6A CN103374930B (en) | 2012-04-18 | 2012-04-18 | transformer substation monitoring system and monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210115683.6A CN103374930B (en) | 2012-04-18 | 2012-04-18 | transformer substation monitoring system and monitoring method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103374930A true CN103374930A (en) | 2013-10-30 |
| CN103374930B CN103374930B (en) | 2016-04-27 |
Family
ID=49460732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210115683.6A Active CN103374930B (en) | 2012-04-18 | 2012-04-18 | transformer substation monitoring system and monitoring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103374930B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466389A (en) * | 2015-11-22 | 2016-04-06 | 贾晓轻 | A transformer substation foundation monitoring system |
| CN109186543A (en) * | 2018-10-29 | 2019-01-11 | 国网新疆电力有限公司昌吉供电公司 | For the sedimentation of monitoring device basic foundation and the monitoring system of gradient |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2338728Y (en) * | 1998-07-11 | 1999-09-15 | 鲁布革水电科技实业公司 | Thread-vibration type device for sensing displacement |
| RU2004135963A (en) * | 2004-12-08 | 2006-05-20 | Государственное образовательное учреждение высшего профессионального образовани Красно рский государственный технический университет (КГТУ) (RU) | METHOD AND DEVICE FOR EXTRACTION OF INFORMATION ON STRESSED-DEFORMED STATE OF HYDROTECHNICAL STRUCTURES |
| CN101718544A (en) * | 2009-11-25 | 2010-06-02 | 南京基泰土木工程仪器有限公司 | Static level monitoring system |
| CN101813478A (en) * | 2010-04-23 | 2010-08-25 | 上海市地质调查研究院 | Ground sedimentation monitoring system |
| CN102338631A (en) * | 2011-05-31 | 2012-02-01 | 中冶建筑研究总院有限公司 | Static leveling device and system |
| CN202559399U (en) * | 2012-04-18 | 2012-11-28 | 北京市电力公司 | Transformer substation monitoring system |
-
2012
- 2012-04-18 CN CN201210115683.6A patent/CN103374930B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2338728Y (en) * | 1998-07-11 | 1999-09-15 | 鲁布革水电科技实业公司 | Thread-vibration type device for sensing displacement |
| RU2004135963A (en) * | 2004-12-08 | 2006-05-20 | Государственное образовательное учреждение высшего профессионального образовани Красно рский государственный технический университет (КГТУ) (RU) | METHOD AND DEVICE FOR EXTRACTION OF INFORMATION ON STRESSED-DEFORMED STATE OF HYDROTECHNICAL STRUCTURES |
| CN101718544A (en) * | 2009-11-25 | 2010-06-02 | 南京基泰土木工程仪器有限公司 | Static level monitoring system |
| CN101813478A (en) * | 2010-04-23 | 2010-08-25 | 上海市地质调查研究院 | Ground sedimentation monitoring system |
| CN102338631A (en) * | 2011-05-31 | 2012-02-01 | 中冶建筑研究总院有限公司 | Static leveling device and system |
| CN202559399U (en) * | 2012-04-18 | 2012-11-28 | 北京市电力公司 | Transformer substation monitoring system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466389A (en) * | 2015-11-22 | 2016-04-06 | 贾晓轻 | A transformer substation foundation monitoring system |
| CN109186543A (en) * | 2018-10-29 | 2019-01-11 | 国网新疆电力有限公司昌吉供电公司 | For the sedimentation of monitoring device basic foundation and the monitoring system of gradient |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103374930B (en) | 2016-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205562346U (en) | Soil moisture infiltrates parameter measurement device | |
| CN206459023U (en) | The monitoring device and system of aqueduct | |
| CN110348736B (en) | Underground water sealed cave depot construction roadway concentrated leakage section identification method | |
| CN204087518U (en) | A kind of parking position sniffer | |
| CN108180885A (en) | A kind of tunnel deformation automatic monitoring system and monitoring method | |
| CN107272068A (en) | It is a kind of to utilize the method without anti-interference across the hole resistivity method Underground space of cable | |
| CN106706029A (en) | Underground structure construction-oriented soil performance monitoring device and working method thereof | |
| CN104048640A (en) | Intelligent landslide catastrophe monitoring method based on L-type liquid metal antennas | |
| CN108205874A (en) | Geo-hazard early-warning method based on multi-parameter linkage, live master station and system | |
| CN106768161B (en) | Underground water level measurement method | |
| CN104834012A (en) | Electromagnetic radiation monitoring early warning method of mine roof water inrush | |
| CN105258765A (en) | Dam body hydrostatic level in situ automatic monitoring system and method | |
| CN104792275B (en) | A kind of tunnel deformation detecting device and method | |
| CN205909903U (en) | Groundwater level metering device | |
| CN202559399U (en) | Transformer substation monitoring system | |
| CN103374930B (en) | transformer substation monitoring system and monitoring method | |
| CN110345909A (en) | A kind of full-automatic mechanical-type intelligence laminated settlement meter | |
| CN202494496U (en) | Intelligent underground water level meter | |
| CN107905204A (en) | Foundation structure monitors system | |
| CN204788496U (en) | Portable multi -functional ground water level measuring device | |
| CN202250032U (en) | Water flow logging instrument | |
| CN208395798U (en) | A kind of deep settlement monitoring device | |
| CN105297791B (en) | A kind of transformer substation monitoring system | |
| CN207528589U (en) | A kind of liquid viscosity measuring device | |
| CN205027414U (en) | Dam body hydrostatic level normal position automatic monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |