CN107219082A - Electrical equipment temperature rise test system and its test method - Google Patents
Electrical equipment temperature rise test system and its test method Download PDFInfo
- Publication number
- CN107219082A CN107219082A CN201710344569.3A CN201710344569A CN107219082A CN 107219082 A CN107219082 A CN 107219082A CN 201710344569 A CN201710344569 A CN 201710344569A CN 107219082 A CN107219082 A CN 107219082A
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- Prior art keywords
- temperature rise
- electrical equipment
- temperature
- rise test
- test system
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/002—Thermal testing
-
- 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
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/15—Plc structure of the system
- G05B2219/15039—Display of reference, set value, of measured, feedback value
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention provides a kind of electrical equipment temperature rise test system, including：Electrical equipment, with multiple temperature measuring points；Thermometric line；PLC, the temperature rise parameter for the multiple temperature measuring points of real-time sampling；Control and processing center, with the PLC wireless connections, the temperature rising state of the electrical equipment is judged for pre-configured temperature rise test condition and according to the temperature rise parameter；Display screen, is connected with the control and processing center, for the configuration operation for carrying out the temperature rise test condition and the temperature rising state for showing the electrical equipment.Compared with correlation technique, electrical equipment temperature rise test system and its test method that the present invention is provided not only ensure that the reliability of data, and packet is flexible, limit of temperature rise can be set, result of the test is fed back in time, and data record is complete, and the reliability of temperature rise test has been effectively ensured, temperature rise during accurate response electric equipment operation, it is ensured that the convincingness of certification certificate.
Description
Technical field
The present invention relates to temperature rise test technical field, more particularly to a kind of electrical equipment temperature rise test system and its experiment side
Method.
Background technology
In recent years, with the fast development of Chinese society economy, urban population density is increased rapidly, has driven real estate to surpass
The fast development of the industries such as skyscraper, entertainment, market and hotel diet, electrical fire related to this is also frequently sent out
It is raw, cause the heavy losses of the country and people's lives and properties.
Cause electrical fire, most direct factor is the temperature rise during electric equipment operation, therefore, in CCC certifications examination
During testing, the temperature rise test under equipment energization running situation is particularly important.
Existing temperature rise test equipment, it is all more outmoded, all sample point datas can only be shown in real time and will be sampled
Data record is in Exce l forms, and when doing temperature rise test, it may be necessary to while the temperature of 100 points is detected, when 100
Temperature change o'clock in one hour could be tested within 1 °.But rely on and manually go to judge the temperature of this 100 points
Spend situation of change, it is not only possible to which factor data causes error too much, and time-consuming longer, waits judgement to complete, then when can exceed that
Limit, many uncertain factors are brought for experiment.
Therefore, it is necessary to provide a kind of new electrical equipment temperature rise test system and its test method to solve above-mentioned ask
Topic.
The content of the invention
Present invention solves the technical problem that be to provide a kind of electrical equipment temperature rise test system and its test method, it can be with
The automatic temperature rise test and temperature rising state for carrying out electrical equipment judges.
In order to solve the above technical problems, the present invention provides a kind of electrical equipment temperature rise test system, including：
The electrical equipment of temperature rise test is treated, with multiple temperature measuring points；
Thermometric line, connects multiple temperature measuring points；
PLC, is connected with the thermometric line, the temperature rise parameter for the multiple temperature measuring points of real-time sampling；
Control and processing center, and PLC wireless connections, for pre-configured temperature rise test condition and according to the temperature rise
Parameter judges the temperature rising state of the electrical equipment；
Display screen, with it is described control and processing center be connected, for carry out the temperature rise test condition configuration operation with
Show the temperature rising state of the electrical equipment.
It is preferred that, the thermometric line is PT100 thermometric lines.
It is preferred that, the electrical equipment temperature rise test system also includes the external U being connected with the control and processing center
Disk, the external USB flash disk is used to store the temperature rise parameter.
It is preferred that, the electrical equipment temperature rise test system also includes WIFI routers, and the PLC passes through the WIFI roads
By device wireless connection is realized with the control and processing center.
It is preferred that, the temperature rise test condition includes packet and the limit of temperature rise value of the temperature measuring point.
It is preferred that, the display screen is touch display screen.
It is preferred that, the display screen includes node overview interface, Querying by group interface, alarm query interface, single-point temperature rise
Interface, parameter setting interface and interface for password input.
Present invention also offers a kind of electrical equipment temperature-raising experimental method, comprise the following steps:
Pre-configured temperature rise test condition；
The temperature rise parameter of multiple temperature measuring points of electrical equipment is gathered in real time；
The temperature rising state of the electrical equipment is judged according to the temperature rise parameter；
Show the temperature rising state of the electrical equipment.
It is preferred that, the temperature rise test condition includes packet and the limit of temperature rise value of temperature measuring point.
Compared with correlation technique, electrical equipment temperature rise test system and its test method that the present invention is provided pass through PLC
Real-time sampling temperature, timing is read and temperature value is stored in into external USB flash disk, and packet according to setting and limit of temperature rise value are timely
Judge temperature rising state, when reaching temperature rise test requirement, provide prompting, remind testing crew to be tested or judged process of the test
And result, so, the reliability of data is not only ensure that, moreover, packet is flexible, limit of temperature rise can be set, and result of the test is timely
Feedback, data record is complete, be effectively ensured the reliability of temperature rise test, the temperature during accurate response electric equipment operation
Rise, it is ensured that the convincingness of certification certificate.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, makes required in being described below to embodiment
Accompanying drawing is briefly described, and drawings in the following description are only some embodiments of the present invention, common for this area
For technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings, its
In：
Fig. 1 is the structured flowchart of electrical equipment temperature rise test system of the present invention；
Fig. 2 is the flow chart of electrical equipment temperature-raising experimental method of the present invention.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
All other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model that the present invention is protected
Enclose.
Referring to Fig. 1, the present invention provides a kind of electrical equipment temperature rise test system 100, including be sequentially connected treat temperature rise
Electrical equipment 1, thermometric line 2, PLC3, control and the processing center 4 and display screen 5 of experiment.The electrical equipment temperature rise test
System 100 also includes the external USB flash disk 6 being connected with the control and processing center 4 and for realizing the PLC3 and the control
With the WIFI routers 7 of the wireless connection of processing center 4.
The electrical equipment 1, pending temperature rise test, with multiple temperature measuring points 10, the number of the temperature measuring point 10 and institute
The quantity for stating thermometric line 2 is equal.In the present invention, the number of the temperature measuring point 10 is 100.
The thermometric line 2 is PT100 thermometric lines, multiple temperature measuring points 10 is connected, specifically, the one end of the thermometric line 2
Adhere on the temperature measuring point 10 to be measured, another to terminate on the PLC3, so, the PLC3 can be realized by described
Thermometric line 2 implements the temperature rise parameter of the sampling temperature measuring point 10.
The PLC3 is connected, for real-time sampling with Ethernet interface and with multi-channel sampling function with the thermometric line 2
The temperature rise parameter of multiple temperature measuring points 10.The temperature rise parameter represents the temperature change of the temperature measuring point 10, when the thermometric
Point 10 1 hours in temperature change be no more than 1 DEG C when, then the temperature measuring point 10 meets test condition.Because the PLC3 has multichannel
Sampling functions, therefore, as long as a PLC3 just can just can be while test 100 institutes by configuring 100 thermometric lines 2
State temperature measuring point 10.
The control and processing center 4 and the PLC3 wireless connections, for pre-configured temperature rise test condition and according to institute
State the temperature rising state that temperature rise parameter judges the electrical equipment.The packet of the temperature rise test condition including the temperature measuring point 10 and
Limit of temperature rise value.The packet of the temperature measuring point 10 refers to that temperature measuring point 10 described in selected section, as one group, can so compare
Temperature rise difference is intuitively compared, and the quantity for the temperature measuring point 10 being each grouped is indefinite, 3 to 30 are likely to, and
After having selected the temperature measuring point 10 in packet to meet temperature increase requirement, the new temperature measuring point 10 can be flexibly added to this point
Group, and re-start judgement.The limit of temperature rise value in the present invention, it is preferred to the temperature for the temperature measuring point 10 in one hour
Change is no more than 1 DEG C.
The display screen 5 is touch display screen, is that the prestige synthetic fibre with Ethernet interface and USB interface leads to MT8071iE, with institute
State control and processing center 4 is connected, for carrying out the configuration operation of the temperature rise test condition and showing the electrical equipment
Temperature rising state.
The display screen 5 includes node overview interface 50, Querying by group interface 51, alarm query interface 52, single-point temperature rise
Interface 53, parameter setting interface 54 and interface for password input 55, different interfaces can carry out different feature operations.
The multiple temperature measuring points 10 of correspondence display on the node overview interface 50, each described correspondence of temperature measuring point 10 one
Individual numbering, can show to represent the temperature rising state of each temperature measuring point 10, for example by different colors：Represented with green
The temperature measuring point 10 is normally run；Represent that the temperature of temperature measuring point 10 rises with blueness too fast；The temperature measuring point is represented with yellow
10 come off；And represent that the temperature measuring point 10 is in alarm condition with red.
Because the display screen 5 is touch display screen, therefore each described thermometric can be clicked on the display screen 5
Point 10, then can jump to the temperature rise interface of the temperature measuring point 10, directly observe the temperature rise curve of the temperature measuring point 10.
By the Querying by group interface 51, the temperature arithmetic mean of instantaneous value of several temperature measuring points 10 can be selected, is used for
It is used as environment temperature.In temperature rise parameter setting, according to experiment concrete condition, 100 temperature measuring points 10 are divided into 30 groups, volume
Number set by testing crew.
The external USB flash disk 6 is used to store the temperature rise parameter, and the temperature rise parameter should be called and edited for convenience of Excel
Form.
Please join Fig. 1 and Fig. 2 in the lump, present invention also offers a kind of electrical equipment temperature-raising experimental method, comprise the following steps:
S1, pre-configured temperature rise test condition；
Configured by carrying out the temperature rise test condition in the various operation interfaces of the display screen 5.
The temperature rise parameter of S2, in real time multiple temperature measuring points 100 of collection electrical equipment 1；
Multiple temperature measuring points 10 of the electrical equipment 1 for treating temperature rise test are gathered by the PLC3 in real time
Temperature rise parameter.
S3, the temperature rising state for judging according to the temperature rise parameter electrical equipment 1；
The temperature rise parameter that the control and processing center 4 are gathered according to the PLC3, and tried according to default temperature rise
Condition is tested to judge the temperature rising state of the electrical equipment 1.
S4, the display electrical equipment 1 temperature rising state；
Show that the temperature rising state of the control and 4 pairs of the processing center electrical equipment 1 is sentenced by the display screen 5
Disconnected result.
The temperature rise test condition includes packet and the limit of temperature rise value of the temperature measuring point 10.
Compared with correlation technique, the electrical equipment temperature rise test system 100 and its test method that the present invention is provided,
By the PLC3 real-time samplings temperature, timing is read and temperature value is stored in into the external USB flash disk 6, and according to point of setting
Group and limit of temperature rise value judge temperature rising state in time, when reaching temperature rise test requirement, provide prompting, remind testing crew to carry out
Experiment judges process of the test and result, so, not only ensure that the reliability of data, moreover, packet is flexible, limit of temperature rise can
Setting, result of the test feeds back in time, and data record is complete, be effectively ensured the reliability of temperature rise test, and accurate response is described
Temperature rise in the running of electrical equipment 1, it is ensured that the convincingness of certification certificate.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (9)
1. a kind of electrical equipment temperature rise test system, it is characterised in that including：
The electrical equipment of temperature rise test is treated, with multiple temperature measuring points；
Thermometric line, connects multiple temperature measuring points；
PLC, is connected with the thermometric line, the temperature rise parameter for the multiple temperature measuring points of real-time sampling；
Control and processing center, and PLC wireless connections, for pre-configured temperature rise test condition and according to the temperature rise parameter
Judge the temperature rising state of the electrical equipment；
Display screen, is connected with the control and processing center, and the configuration for carrying out the temperature rise test condition is operated and shown
The temperature rising state of the electrical equipment.
2. electrical equipment temperature rise test system according to claim 1, it is characterised in that the thermometric line is surveyed for PT100
Warm line.
3. electrical equipment temperature rise test system according to claim 1, it is characterised in that the electrical equipment temperature rise test
System also includes the external USB flash disk being connected with the control and processing center, and the external USB flash disk is used to store the temperature rise parameter.
4. electrical equipment temperature rise test system according to claim 1, it is characterised in that the electrical equipment temperature rise test
System also includes WIFI routers, and the PLC is realized by the WIFI routers with the control and processing center wirelessly to be connected
Connect.
5. electrical equipment temperature rise test system according to claim 1, it is characterised in that the temperature rise test condition includes
The packet of the temperature measuring point and limit of temperature rise value.
6. electrical equipment temperature rise test system according to claim 1, it is characterised in that the display screen shows to touch
Screen.
7. electrical equipment temperature rise test system according to claim 6, it is characterised in that it is total that the display screen includes node
Look at interface, Querying by group interface, alarm query interface, single-point temperature rise interface, parameter setting interface and interface for password input.
8. a kind of electrical equipment temperature-raising experimental method, it is characterised in that comprise the following steps:
Pre-configured temperature rise test condition；
The temperature rise parameter of multiple temperature measuring points of electrical equipment is gathered in real time；
The temperature rising state of the electrical equipment is judged according to the temperature rise parameter；
Show the temperature rising state of the electrical equipment.
9. electrical equipment temperature-raising experimental method according to claim 8, it is characterised in that the temperature rise test condition includes
The packet of temperature measuring point and limit of temperature rise value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344569.3A CN107219082A (en) | 2017-05-16 | 2017-05-16 | Electrical equipment temperature rise test system and its test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344569.3A CN107219082A (en) | 2017-05-16 | 2017-05-16 | Electrical equipment temperature rise test system and its test method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107219082A true CN107219082A (en) | 2017-09-29 |
Family
ID=59944000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710344569.3A Pending CN107219082A (en) | 2017-05-16 | 2017-05-16 | Electrical equipment temperature rise test system and its test method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107219082A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112379260A (en) * | 2020-12-07 | 2021-02-19 | 江苏省电力试验研究院有限公司 | Rapid temperature rise test method and platform for switch equipment |
| CN113376457A (en) * | 2021-05-10 | 2021-09-10 | 首钢京唐钢铁联合有限责任公司 | Equipment operation state detection method, system, device, equipment and medium |
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| CN202101766U (en) * | 2011-05-30 | 2012-01-04 | 北京紫御湾科技有限公司 | Power transmission temperature detecting system |
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| CN103487168A (en) * | 2013-09-30 | 2014-01-01 | 河南开启电力实业有限公司 | Temperature rise on-line detecting device for distribution transformer |
| CN203773315U (en) * | 2014-02-10 | 2014-08-13 | 王丽 | Electrical equipment protective device |
| CN206002923U (en) * | 2016-08-31 | 2017-03-08 | 新兴铸管股份有限公司 | Computer room safety monitoring and alarming system |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070037133A1 (en) * | 2001-12-06 | 2007-02-15 | Brott Lawrence L | Method and apparatus for use of thermally switching proteins in sensing and detecting devices |
| CN202101766U (en) * | 2011-05-30 | 2012-01-04 | 北京紫御湾科技有限公司 | Power transmission temperature detecting system |
| CN102788645A (en) * | 2012-07-18 | 2012-11-21 | 西安交通大学 | Infrared monitoring system for temperature rise of electric connecting point of electrical equipment and monitoring method |
| CN202870604U (en) * | 2012-11-01 | 2013-04-10 | 长沙全程数字机电科技有限公司 | Online monitoring system of building having photovoltaic power generation system |
| CN103487168A (en) * | 2013-09-30 | 2014-01-01 | 河南开启电力实业有限公司 | Temperature rise on-line detecting device for distribution transformer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112379260A (en) * | 2020-12-07 | 2021-02-19 | 江苏省电力试验研究院有限公司 | Rapid temperature rise test method and platform for switch equipment |
| CN113376457A (en) * | 2021-05-10 | 2021-09-10 | 首钢京唐钢铁联合有限责任公司 | Equipment operation state detection method, system, device, equipment and medium |
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Application publication date: 20170929 |
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