CN103439359A - High-voltage power cable tunnel fire-fighting test device and use method thereof - Google Patents
High-voltage power cable tunnel fire-fighting test device and use method thereof Download PDFInfo
- Publication number
- CN103439359A CN103439359A CN2013103649940A CN201310364994A CN103439359A CN 103439359 A CN103439359 A CN 103439359A CN 2013103649940 A CN2013103649940 A CN 2013103649940A CN 201310364994 A CN201310364994 A CN 201310364994A CN 103439359 A CN103439359 A CN 103439359A
- Authority
- CN
- China
- Prior art keywords
- cable
- fire
- tunnel
- tested
- voltage power
- 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.)
- Pending
Links
Images
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
The invention relates to a high-voltage power cable tunnel fire-fighting test device and a use method of the device. The test device comprises a tunnel, two firewalls, air inlet holes, a fire exit door, fire outlet holes, an observation window, cable holders, a thermocouple and combustion lamps, wherein the tunnel is a hollow cylinder, the two firewalls are respectively arranged at the front end and the rear end of the tunnel, the air inlet holes and the fire exit door are all arranged on the firewall at one end of the tunnel, the air outlet holes and the observation window are all arranged on the firewall at the other end of the tunnel, a plurality of cable holders are respectively fixed on the left side and the right side of the inner wall of the tunnel to support a tested cable, the thermocouple is uniformly distributed inside the tunnel in the length direction of the tunnel, and each of the combustion lamps can only burn the to-be-tested cable on the first-layer cable holder due to the distribution of the combustion lamps. Compared with the prior art, the test device provided by the invention has a simple structure and is easy to manufacture, and the combustion test of the high-voltage power cable in the tunnel can be accurately completed by the device.
Description
Technical field
The present invention relates to the high voltage power cable field, especially relate to a kind of high-voltage power cable tunnel fire-fighting test unit and using method thereof.
Background technology
In worldwide, there is no now the related specifications about high-voltage power cable tunnel fire-fighting scheme, there is no the ripe example of fire-fighting scheme yet.Therefore correlative study will utilize the tunnels mimic section identical with actual tunnel installation and operation condition, and the combustion case to cable in tunnel carries out simulation test.Existing cable fire-proof measure is carried out to contrast test, observe and analyze the validity of after the employing fire prevention measure, preventing tunnel fire hazard and minimizing influence of fire, revised perfect by test findings to the fire prevention measure proposed.Accumulate first hand cable situation data on fire by test, combustion case and the influence of fire scope of test different types cable under the accident environment, fill up the domestic blank that inner cable research data on fire in tunnel is collected simultaneously.
Therefore the present invention proposes a kind of high-voltage power cable tunnel fire-fighting test unit and using method thereof, by device of the present invention, can carry out simulation test by the combustion case in tunnel to cable.
Summary of the invention
Purpose of the present invention be exactly in order to overcome the defect that above-mentioned prior art exists, provide a kind of simple in structure, applied widely, process is controlled, test the test unit of high-voltage power cable tunnel fire-fighting accurately and using method thereof.
Purpose of the present invention can be achieved through the following technical solutions:
A kind of high-voltage power cable tunnel fire-fighting test unit, this test unit comprises tunnel, fire wall, air admission hole, fire exit door, venthole, view window, cable bearer, thermopair and combustion lamp, described tunnel is hollow circular cylinder, described fire wall is provided with two altogether, be located at respectively the rear and front end in tunnel, described air admission hole and fire exit door are located on the fire wall of tunnel one end simultaneously, described venthole and view window are located on the fire wall of the tunnel other end simultaneously, described cable bearer is provided with a plurality of, be separately fixed at the left and right sides of tunnel inner wall, for supporting cable to be tested, described thermopair evenly is laid in tunnel internal along the length of tunnel direction, the number of described combustion lamp is identical with the number of cable bearer, the laying of described combustion lamp makes every combustion lamp can only burn the cable to be tested on one deck cable bearer.
Described fire exit door is located at the center of fire wall, and described air admission hole is provided with four, is distributed on respectively the surrounding of fire exit door.
Described view window is located at the center of fire wall, and described venthole is provided with two, lays respectively at the left and right sides of view window.
Described cable bearer is provided with 8 layers altogether, and the left and right sides of tunnel inner wall is respectively equipped with 4 layers of cable bearer.
The lower end of described fire exit door offers for passing into the rodding eye of burning gases pipe and compressed air hose.
Described combustion lamp is positioned at the position apart from 1.8 meters～2.2 meters, the fire wall that is provided with air admission hole, and described fire wall is built into by refractory brick.
A kind of using method of high-voltage power cable tunnel fire-fighting test unit, the method comprises the following steps:
(1) by cable to be tested through fire wall, and the mode that adopts horizontal laying or triangle to lay is laid on cable bearer, the gap between cable to be tested and fire wall is used fireproof blocking to be sealed;
(2) air admission hole is connected with outlet pipe with admission line respectively with venthole;
(3) the control combustion lamp is lighted cable to be tested, observes the combustion case of cable to be tested by view window;
(4) in cable fire process to be tested, by thermopair, monitor the Temperature Distribution in tunnel, and temperature in tunnel corresponding to record different burning times, the heat of cable fire generation to be tested calculated;
(5) measure after burning finishes, flame spreads length on cable to be tested, examines the flame-retarding characteristic of cable to be tested;
(6) measure the smoke density transmittance of discharging flue gas in cable fire process to be tested, examine the burning of cable to be tested to produce the cigarette characteristic;
(7) measure the toxicity of discharging flue gas in cable fire process to be tested, the flue gas toxity situation of examining cable fire to be tested to produce;
(8) after experiment finishes, open fire exit door, take out the cable to be tested after burning, carry out analysis of experiments.
Compared with prior art, the present invention has the following advantages and beneficial effect:
(1) test unit of the present invention is simple in structure, is easy to manufacture, and cost is lower;
(2) test unit of the present invention can carry out the cable fire simulation test accurately, and experimental accuracy is higher;
(3) test unit of the present invention can complete the burning test of high voltage power cable in tunnel accurately, be with a wide range of applications, and the using method of this test unit is simple.
The accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present invention;
Fig. 2 is Facad structure schematic diagram of the present invention;
Fig. 3 is reverse side structural representation of the present invention.
In figure, 1 is tunnel, and 2 is cable bearer, and 3 is fire exit door, and 4 is air admission hole, and 5 is front fire wall, and 6 is venthole, and 7 is view window, and 8 is rear fire wall, and 9 is thermopair.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment 1
A kind of high-voltage power cable tunnel fire-fighting test unit, as shown in FIG. 1 to 3, this test unit comprises tunnel 1, front fire wall 5, rear fire wall 8, air admission hole 4, fire exit door 3, venthole 6, view window 7, cable bearer 2, thermopair 9 and combustion lamp, tunnel 1 is hollow circular cylinder, front fire wall 5 and rear fire wall 8 are located at respectively the rear and front end in tunnel 1, air admission hole 4 is located on the front fire wall 5 of tunnel 1 one ends with fire exit door 3 simultaneously, fire exit door 3 is located at the center of front fire wall 5, air admission hole 4 is provided with four, is distributed on respectively the surrounding of fire exit door 3.The lower end of fire exit door 3 offers for passing into the rodding eye of burning gases pipe and compressed air hose.Venthole 6 is located on the rear fire wall 8 of tunnel 1 other end with view window 7 simultaneously, and view window 7 is located at the center of rear fire wall 8, and venthole 6 is provided with two, lays respectively at the left and right sides of view window 7.Cable bearer 2 is provided with 8 layers altogether, the left and right sides of tunnel 1 inwall is respectively equipped with 4 layers of cable bearer 2, for supporting cable to be tested, along tunnel, 1 length direction evenly is laid in 1 inside, tunnel to thermopair 9, the number of combustion lamp is identical with the number of cable bearer 2, and the laying of combustion lamp makes every combustion lamp can only burn the cable to be tested on one deck cable bearer 2.The distance of the front fire wall 5 of combustion lamp distance is 1.8 meters～2.2 meters, and front fire wall 5 is built into by refractory brick with rear fire wall 8.
The circular space that tunnel 1 is Φ >=2700mm, tunnel 1 length is not less than 5.0m.The position of air admission hole 4 is: former fire wall 5 central points are the center of circle, on the circumference that is 2000mm at diameter, offer 4 four of the air admission holes of 340 * 300mm apart from the place of transverse axis above and below 450mm.The size of fire exit door 3 is 1600 * 700mm, and position is front fire wall 5 central points.The position of venthole 6: later fire wall 8 central points are the center of circle, and the venthole 6 of two diameter of phi 410mm is opened in the place that the circumference that is 2000mm at diameter and transverse axis are crossing.The size of view window 7 is 600 * 600mm, and position is rear fire wall 8 central points.
A kind of using method of high-voltage power cable tunnel fire-fighting test unit, the method comprises the following steps:
(1) by cable to be tested through fire wall, and the mode that adopts horizontal laying or triangle to lay is laid on cable bearer 2, the gap between cable to be tested and fire wall is used fireproof blocking to be sealed;
(2) air admission hole 4 is connected with outlet pipe with admission line respectively with venthole 6;
(3) combustion lamp is placed on to the position that flame can burn cable, the control combustion lamp is lighted cable to be tested, observes the combustion case of cable to be tested by view window 7;
(4) in cable fire process to be tested, by the Temperature Distribution in thermopair 9 monitoring tunnels 1, and the record interior temperature in tunnel 1 corresponding to different burning times, calculate the heat that cable fire to be tested produces;
(5) measure after burning finishes, flame spreads length on cable to be tested, examines the flame-retarding characteristic of cable to be tested;
(6) measure the smoke density transmittance of discharging flue gas in cable fire process to be tested, examine the burning of cable to be tested to produce the cigarette characteristic;
(7) measure the toxicity of discharging flue gas in cable fire process to be tested, the flue gas toxity situation of examining cable fire to be tested to produce;
(8) after experiment finishes, open fire exit door 3, take out the cable to be tested after burning, carry out analysis of experiments.
Claims (7)
1. a high-voltage power cable tunnel fire-fighting test unit, it is characterized in that, this test unit comprises tunnel, fire wall, air admission hole, fire exit door, venthole, view window, cable bearer, thermopair and combustion lamp, described tunnel is hollow circular cylinder, described fire wall is provided with two altogether, be located at respectively the rear and front end in tunnel, described air admission hole and fire exit door are located on the fire wall of tunnel one end simultaneously, described venthole and view window are located on the fire wall of the tunnel other end simultaneously, described cable bearer is provided with a plurality of, be separately fixed at the left and right sides of tunnel inner wall, for supporting cable to be tested, described thermopair evenly is laid in tunnel internal along the length of tunnel direction, the number of described combustion lamp is identical with the number of cable bearer, the laying of described combustion lamp makes every combustion lamp can only burn the cable to be tested on one deck cable bearer.
2. a kind of high-voltage power cable tunnel fire-fighting test unit according to claim 1, is characterized in that, described fire exit door is located at the center of fire wall, and described air admission hole is provided with four, is distributed on respectively the surrounding of fire exit door.
3. a kind of high-voltage power cable tunnel fire-fighting test unit according to claim 1, is characterized in that, described view window is located at the center of fire wall, and described venthole is provided with two, lays respectively at the left and right sides of view window.
4. a kind of high-voltage power cable tunnel fire-fighting test unit according to claim 1, is characterized in that, described cable bearer is provided with 8 layers altogether, and the left and right sides of tunnel inner wall is respectively equipped with 4 layers of cable bearer.
5. a kind of high-voltage power cable tunnel fire-fighting test unit according to claim 1, is characterized in that, the lower end of described fire exit door offers for passing into the rodding eye of burning gases pipe and compressed air hose.
6. a kind of high-voltage power cable tunnel fire-fighting test unit according to claim 1, is characterized in that, described combustion lamp is positioned at the position apart from 1.8 meters～2.2 meters, the fire wall that is provided with air admission hole, and described fire wall is built into by refractory brick.
7. the using method of a described high-voltage power cable tunnel fire-fighting test unit as arbitrary as claim 1～6, is characterized in that, the method comprises the following steps:
(1) by cable to be tested through fire wall, and the mode that adopts horizontal laying or triangle to lay is laid on cable bearer, the gap between cable to be tested and fire wall is used fireproof blocking to be sealed;
(2) air admission hole is connected with outlet pipe with admission line respectively with venthole;
(3) the control combustion lamp is lighted cable to be tested, observes the combustion case of cable to be tested by view window;
(4) in cable fire process to be tested, by thermopair, monitor the Temperature Distribution in tunnel, and temperature in tunnel corresponding to record different burning times, the heat of cable fire generation to be tested calculated;
(5) measure after burning finishes, flame spreads length on cable to be tested, examines the flame-retarding characteristic of cable to be tested;
(6) measure the smoke density transmittance of discharging flue gas in cable fire process to be tested, examine the burning of cable to be tested to produce the cigarette characteristic;
(7) measure the toxicity of discharging flue gas in cable fire process to be tested, the flue gas toxity situation of examining cable fire to be tested to produce;
(8) after experiment finishes, open fire exit door, take out the cable to be tested after burning, carry out analysis of experiments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103649940A CN103439359A (en) | 2013-08-20 | 2013-08-20 | High-voltage power cable tunnel fire-fighting test device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103649940A CN103439359A (en) | 2013-08-20 | 2013-08-20 | High-voltage power cable tunnel fire-fighting test device and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103439359A true CN103439359A (en) | 2013-12-11 |
Family
ID=49693061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103649940A Pending CN103439359A (en) | 2013-08-20 | 2013-08-20 | High-voltage power cable tunnel fire-fighting test device and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103439359A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237992A (en) * | 2021-04-12 | 2021-08-10 | 国网江苏省电力有限公司电力科学研究院 | Power cable combustion test device and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201689066U (en) * | 2010-05-30 | 2010-12-29 | 兴乐电缆有限公司 | Environmental-protection electric wire simulation burning test device |
| CN201837600U (en) * | 2010-11-11 | 2011-05-18 | 江苏宝安电缆有限公司 | Test desk for fire-proof cable |
| CN202204792U (en) * | 2011-09-05 | 2012-04-25 | 远东电缆有限公司 | Inorganic insulation fire-proof cable detection device |
| CN202471669U (en) * | 2011-12-30 | 2012-10-03 | 山东省产品质量监督检验研究院 | Digital combustion test device for bunched cables based on automatic control of computer |
| CN202486113U (en) * | 2012-03-05 | 2012-10-10 | 上海市电力公司 | Device for testing combustion performance of cable |
| CN202486112U (en) * | 2012-03-05 | 2012-10-10 | 上海市电力公司 | Device for cable combustion test |
-
2013
- 2013-08-20 CN CN2013103649940A patent/CN103439359A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201689066U (en) * | 2010-05-30 | 2010-12-29 | 兴乐电缆有限公司 | Environmental-protection electric wire simulation burning test device |
| CN201837600U (en) * | 2010-11-11 | 2011-05-18 | 江苏宝安电缆有限公司 | Test desk for fire-proof cable |
| CN202204792U (en) * | 2011-09-05 | 2012-04-25 | 远东电缆有限公司 | Inorganic insulation fire-proof cable detection device |
| CN202471669U (en) * | 2011-12-30 | 2012-10-03 | 山东省产品质量监督检验研究院 | Digital combustion test device for bunched cables based on automatic control of computer |
| CN202486113U (en) * | 2012-03-05 | 2012-10-10 | 上海市电力公司 | Device for testing combustion performance of cable |
| CN202486112U (en) * | 2012-03-05 | 2012-10-10 | 上海市电力公司 | Device for cable combustion test |
Non-Patent Citations (2)
| Title |
|---|
| 曹春平 等: "电力电缆隧道内防火措施的研析", 《特种结构》 * |
| 曹春平 等: "隧道内高压电力电缆阻燃性能的研究", 《华东电力》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237992A (en) * | 2021-04-12 | 2021-08-10 | 国网江苏省电力有限公司电力科学研究院 | Power cable combustion test device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106093283B (en) | A kind of test method and device of Fast Evaluation lithium battery fire fire fighting with fire extinguisher performance | |
| CN102879429B (en) | Testing system for gas explosion characteristic size effect | |
| Citerne et al. | Fire safety in space–investigating flame spread interaction over wires | |
| CN105067655B (en) | A kind of flame retardant cable vertical combustibility test device under the conditions of barrel-shaped ring-type radiant heating | |
| CN104215735B (en) | Fireproof cable combustion test box and band thereof carry the method for burning test | |
| CN113376209A (en) | Horizontal combustion test device and method for wires and cables | |
| CN113156045B (en) | Visual hydrogen explosion ripple fire arrestor fire resistance performance test and detection protector | |
| WO2018090364A1 (en) | Fire resistance test device and fire resistance test method for high voltage cable for ship | |
| KR20100035763A (en) | Simulation test system for thermal impact ageing of power transmission insulator | |
| CN108682269A (en) | The dual-purpose fire test platform of the multi-functional size adjustable tunnel train of small size and its experimental method | |
| CN102323390A (en) | Constant volume premixed combustion testing apparatus | |
| CN107393405A (en) | A kind of subway is grown up section fire test system and method | |
| CN103675084A (en) | System and method for measuring plume multi-component space distribution in vacuum low-temperature environment | |
| JP2014219413A5 (en) | ||
| CN108645891A (en) | Dust combustion, datonation-inhibition experiment test device and test method in a kind of circular pipe | |
| CN106621117A (en) | Intelligent tunnel fire extinguishing system based on PLC | |
| CN103439359A (en) | High-voltage power cable tunnel fire-fighting test device and use method thereof | |
| KR100704937B1 (en) | Horizontal Furnace for Fire Experiment of Concrete Structure | |
| CN103982909A (en) | Monitoring device for flames inside heating furnace | |
| CN203164144U (en) | High-voltage power cable tunnel fire protection test device | |
| CN108918355B (en) | Method for evaluating explosion sensitivity parameters of low-density polyethylene powder | |
| CN104165749A (en) | Experimental device for simulating influence mechanism to flame structure flow field characteristics of bottom cross wind | |
| CN204832075U (en) | Vertical burning behavior testing arrangement of flame retarded cable under barrel -shaped cyclic annular radiation heating condition | |
| CN204901204U (en) | Peep monitoring device in pipeline | |
| CN212134607U (en) | Multipurpose fire resistance test furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20131211 |