CN111122403A - Railway coal transportation presses down dirt effect detecting system - Google Patents
Railway coal transportation presses down dirt effect detecting system Download PDFInfo
- Publication number
- CN111122403A CN111122403A CN201911318456.1A CN201911318456A CN111122403A CN 111122403 A CN111122403 A CN 111122403A CN 201911318456 A CN201911318456 A CN 201911318456A CN 111122403 A CN111122403 A CN 111122403A
- Authority
- CN
- China
- Prior art keywords
- fan
- dust
- railway
- detection device
- control module
- 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
- 239000003245 coal Substances 0.000 title claims abstract description 51
- 230000000694 effects Effects 0.000 title claims description 4
- 239000000428 dust Substances 0.000 claims abstract description 112
- 238000001514 detection method Methods 0.000 claims abstract description 97
- 238000004891 communication Methods 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 10
- 230000011218 segmentation Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 2
- 230000001629 suppression Effects 0.000 abstract description 47
- 230000009471 action Effects 0.000 abstract description 4
- 239000002817 coal dust Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Dispersion Chemistry (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The embodiment of the invention discloses a dust suppression effect detection system for railway coal transportation, which relates to the technical field of coal transportation and comprises a fan and a dust detection device, wherein the fan is arranged on one side of a railway, an air outlet of the fan faces to the other side of the railway, the fan is used for simulating air convection generated when a vehicle runs, the dust detection device is arranged on the other side of the railway, the dust detection device is arranged opposite to the air outlet of the fan, and the dust detection device is used for detecting the coal dust flying condition caused by the air convection. According to the railway coal transportation dust suppression effect detection system provided by the embodiment of the invention, wind blown out by the fan is used for simulating air convection generated when a vehicle runs; under the action of simulated air convection, coal in a carriage is caused to be mixed with air convection to form raise dust; the dust detection device detects the condition of raised dust, judges the dust suppression effect and avoids the atmospheric pollution caused by poor dust suppression effect.
Description
Technical Field
The embodiment of the invention relates to the technical field of coal transportation, in particular to a dust suppression effect detection system for railway coal transportation.
Background
With the optimized adjustment of the Chinese freight transportation structure, the railway freight occupies an increasingly important position in the coal transportation. Under the existing conditions, railway coal transportation mainly utilizes an open wagon for loading, and in the running process of a train, due to the action of air convection, dust can be generated, so that air pollution is caused, and the air quality is influenced.
At present, measures such as spraying dust suppressant and/or covering tarpaulin and the like are mainly adopted in the railway coal transportation process to limit the raised dust generated in the transportation process. However, after the measures are adopted, the dust suppression effect is unpredictable, and if the dust suppression effect is not good, air pollution can be caused along the coal conveying line under the condition that the train is driven away. In the prior art, a device or equipment capable of detecting the dust suppression effect in the railway coal transportation process does not exist, the dust suppression measures can be implemented only by experience, and the dust suppression effect cannot be controlled.
Disclosure of Invention
Therefore, the embodiment of the invention provides a dust suppression effect detection system for railway coal transportation, which aims to solve the problem that no device or equipment capable of detecting the dust suppression effect of railway coal transportation exists in the prior art.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
according to a first aspect of an embodiment of the invention, the railway coal transportation dust suppression effect detection system comprises a fan and a dust detection device, wherein the fan is arranged on one side of a railway, an air outlet of the fan faces the other side of the railway, the fan is used for simulating air convection generated when a vehicle runs, the dust detection device is arranged on the other side of the railway, the dust detection device is arranged opposite to the air outlet of the fan, and the dust detection device is used for detecting coal dust flying caused by the air convection.
Furthermore, the detection system further comprises a portal frame, one leg of the portal frame is arranged on one side of the railway, the other leg of the portal frame is arranged on the other side of the railway, the fan is fixed on one leg of the portal frame, and the dust detection device is fixed on the other leg of the portal frame.
Further, the installation height of the fan on the portal frame is higher than that of the coal transport open wagon, and the height of the dust detection device is the same as that of the fan.
Further, the wind speed of the fan is more than or equal to 30 m/s.
Furthermore, the detection system also comprises a vehicle number identification device and a control module;
the train number identification equipment is arranged between two rails of a railway and used for detecting train number information of a train and transmitting the train number information to the control module;
the control module is in communication connection with the car number recognition equipment and the dust detection device, is electrically connected with the fan, and is used for receiving car number information and comparing the car number information with station dispatching information to judge whether the car is filled with coal or not, control the working state of the fan and receive detection data of the dust detection device.
Further, detecting system still includes the alarm, the alarm with control module communication is connected, and when dust detection device's detection data exceeded the threshold value, control module control the alarm reports to the police.
Further, the detection system also comprises a wheel sensor and a speed measurement segmentation module;
the wheel sensor is arranged on the inner side of one rail of the railway, is in communication connection with the speed measurement segmentation module and is used for detecting a passing signal of a wheel and transmitting the passing signal to the speed measurement segmentation module;
the speed measuring and dividing module is in communication connection with the control module and is used for receiving the traffic signals to judge the direction of the coming vehicle, determining the speed of the vehicle and the position information of the vehicle connection part and transmitting the direction of the coming vehicle, the speed of the vehicle and the position information of the vehicle connection part to the control module.
Furthermore, the detection system further comprises an electrical control cabinet, and the control module and the speed measuring and dividing module are arranged in the electrical control cabinet.
Further, the detection system further comprises a power supply unit, and the power supply unit is electrically connected with the fan, the dust detection device, the vehicle number identification device, the control module, the alarm, the wheel sensor and the speed measurement and segmentation module respectively.
The embodiment of the invention has the following advantages:
according to the railway coal transportation dust suppression effect detection system provided by the embodiment of the invention, the blowing port of the fan faces to the other side of the railway, so that the fan blows air towards the vehicle, and the blown air is used for simulating air convection generated when the vehicle runs; under the action of simulated air convection, coal in a carriage is caused to be mixed with air convection to form raise dust; the dust detection device is arranged opposite to the air outlet of the fan, and is used for just receiving the raised dust formed by mixing, detecting the raised dust condition and judging the dust suppression effect; if the dust suppression effect is not ideal, the dust suppression measures are implemented again by the working personnel or the freight transport personnel, and if the dust suppression effect is ideal, the transportation can be continued, so that the atmospheric pollution caused by the unsatisfactory dust suppression effect can be effectively avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.
Fig. 1 is a schematic structural diagram of a railway coal transportation dust suppression effect detection system provided in embodiment 1 of the present invention;
FIG. 2 is a schematic top view of a system for detecting dust suppression effect of railway coal transportation according to embodiment 1 of the present invention;
FIG. 3 is a schematic circuit connection diagram of a dust suppression effect detection system for railway coal transportation according to embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a railway coal transportation dust suppression effect detection system provided in embodiment 2 of the present invention;
FIG. 5 is a schematic top view of a system for detecting dust suppression effect of railway coal transportation according to embodiment 2 of the present invention;
FIG. 6 is a schematic circuit connection diagram of a railway coal transportation dust suppression effect detection system provided in embodiment 2 of the present invention;
fig. 7 is a schematic structural diagram of a railway coal transportation dust suppression effect detection system provided in embodiment 3 of the present invention;
FIG. 8 is a schematic top view of a system for detecting dust suppression effect of railway coal transportation according to embodiment 3 of the present invention;
fig. 9 is a schematic circuit connection diagram of a railway coal transportation dust suppression effect detection system provided in embodiment 3 of the present invention.
In the figure: the system comprises a fan 1, a dust detection device 2, a portal frame 3, a power supply unit 4, a vehicle number identification device 5, a control module 6, a wheel sensor 7, a speed measurement and segmentation module 8, an electrical control cabinet 9 and an alarm 10.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
Example 1
As shown in fig. 1 to 3, embodiment 1 provides a dust suppression effect detection system for railway coal transportation, which includes a fan 1 and a dust detection device 2. Fan 1 sets up in one side of railway, and fan 1's air outlet is towards the opposite side of railway, and fan 1 is used for the air convection that produces when the simulation vehicle traveles, and dust detection device 2 sets up in the opposite side of railway, and dust detection device 2 sets up with fan 1's air outlet relatively, and dust detection device 2 is used for detecting the coal raise dust condition that the air convection leads to.
According to the railway coal transportation dust suppression effect detection system provided by the embodiment, the blowing port of the fan 1 faces the other side of the railway, so that the fan 1 blows air towards the vehicle, and the blown air is used for simulating air convection generated when the vehicle runs; under the action of simulated air convection, coal in a carriage is caused to be mixed with air convection to form raise dust; the dust detection device 2 is arranged opposite to the air outlet of the fan 1, just receives the raised dust formed by mixing, detects the raised dust condition and judges the dust suppression effect; if the dust suppression effect is not ideal, the dust suppression measures are implemented again by the working personnel or the freight transport personnel, and if the dust suppression effect is ideal, the transportation can be continued, so that the atmospheric pollution caused by the unsatisfactory dust suppression effect can be effectively avoided.
In this embodiment, the fan 1 is a high-power axial flow fan, and the dust detection device 2 is an industrial dust detection device.
In order to effectively fix the fan 1 and the dust detection device 2 and avoid the deviation of the detection result caused by the change of the positions of the fan 1 and the dust detection device 2, the fan 1 and the dust detection device 2 need to be relatively fixed; moreover, the air convection simulated by the fan 1 needs to flow through the top of the coal transport gondola car, so the dust suppression effect detection system for railway coal transport of this embodiment further includes a portal frame 3. A supporting leg of the portal frame 3 is arranged on one side of a railway, another supporting leg of the portal frame 3 is arranged on the other side of the railway, the fan 1 is fixed on one supporting leg of the portal frame 3, and the dust detection device 2 is fixed on the other supporting leg of the portal frame 3, so that the relative positions of the fan 1 and the dust detection device 2 can be kept fixed, and the phenomenon that simulated air convection cannot blow to the dust detection device 2 is avoided. Fan 1 is higher than coal transport gondola car at portal frame 3's mounting height, and dust detection device 2 is the same with fan 1's height, so, guarantees the air convection current of simulation and flows through the top of coal transport gondola car to touch your air convection and can blow to dust detection device 2. In order to show the real situation of transportation by touching your air convection, the wind speed of the fan 1 is more than or equal to 30 m/s.
In this embodiment, the railway coal transportation dust suppression effect detection system further comprises a power supply unit 4, the power supply unit 4 is electrically connected with the fan 1 and the dust detection device 2, and the power supply unit 4 is used for supplying power to the fan 1 and the dust detection device 2.
Example 2
As shown in fig. 4-6, in the present embodiment, the railway coal transportation dust suppression effect detection system further includes a train number identification device 5 and a control module 6.
The car number recognition device 5 is arranged between two rails of a railway, and the car number recognition device 5 is used for detecting car number information of a car and transmitting the car number information to the control module 6.
The control module 6 is in communication connection with the car number recognition device 5 and the dust detection device 2, the control module 6 is electrically connected with the fan 1, and the control module 6 is used for receiving car number information and comparing the car number information with station section scheduling information to judge whether coal is contained in a vehicle or not, control the working state of the fan 1 and receive detection data of the dust detection device 2.
Through the car number recognition device 5 and the control module 6, whether the car is filled with coal or not and whether the fan 1 and the dust detection device 2 need to be started or not can be judged. When the car number information is compared with the station section scheduling information and the coming car is judged to be filled with coal, the control module 6 controls the fan 1 and the dust detection device 2 to be started so as to complete the detection of the dust suppression effect of the coming car.
When the detection data of the dust detection device 2 exceeds the threshold value, it indicates that the dust suppression effect is not ideal, and it is necessary to notify the staff or the freight staff to implement the dust suppression measure again, and in order to indicate that the dust suppression effect is not ideal, the detection system further includes an alarm 10. The alarm 10 is in communication connection with the control module 6, and when the detection data of the dust detection device 2 exceeds a threshold value, the control module 6 controls the alarm 10 to give an alarm. When the alarm 10 gives an alarm, the dust suppression effect is proved to be poor, and dust suppression measures need to be taken again. The alarm 10 may be an alarm lamp or an alarm horn.
Example 3
As shown in fig. 7-9, in order to avoid the simulated convection of air blowing to the vehicle junction, the system for detecting the dust suppression effect in coal transportation in the embodiment further includes a wheel sensor 7 and a speed measurement and division module 8.
The wheel sensor 7 is arranged on the inner side of one rail of the railway, the wheel sensor 7 is in communication connection with the speed measuring and dividing module 8, and the wheel sensor 7 is used for detecting the passing signal of the wheel and transmitting the passing signal to the speed measuring and dividing module 8.
The speed measuring and dividing module 8 is in communication connection with the control module 6, and the speed measuring and dividing module 8 is used for receiving the traffic signals to judge the incoming vehicle direction, determine the vehicle speed and the position information of the vehicle connection part, and transmit the incoming vehicle direction, the vehicle speed and the position information of the vehicle connection part to the control module 6.
Through wheel sensor 7 and the module 8 of cutting apart that tests the speed, it is relative with the vehicle junction to avoid the air outlet of fan 1 to avoid the air convection to skip from the coal and lead to 2 inaccurate detection results of dust detection device.
In this embodiment, railway coal transportation presses down dirt effect detecting system still includes electrical control cabinet 9, and the switch board is fixed in the lower part of a certain landing leg of portal frame 3, and control module 6, test the speed and cut apart module 8, power supply unit 4 and all set up in electrical control cabinet 9, and power supply unit 4 is connected with fan 1, dust detection device 2, car number identification equipment 5, control module 6, alarm 10, wheel sensor 7, test the speed respectively and cut apart module 8 electricity.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. The utility model provides a railway coal transportation presses down dirt effect detecting system, its characterized in that, detecting system includes fan and dust detection device, the fan sets up in one side of railway, the air outlet of fan is towards the opposite side of railway, the fan is used for simulating the air convection that produces when the vehicle traveles, dust detection device sets up in the opposite side of railway, just dust detection device sets up with the air outlet of fan relatively, dust detection device is used for detecting the coal raise dust condition that air convection leads to.
2. The detection system according to claim 1, further comprising a gantry, one leg of the gantry is disposed on one side of the railway, the other leg of the gantry is disposed on the other side of the railway, the blower is fixed to one leg of the gantry, and the dust detection device is fixed to the other leg of the gantry.
3. The detection system of claim 2, wherein the installation height of the fan on the gantry is higher than that of a coal transport gondola, and the height of the dust detection device is the same as that of the fan.
4. The detection system according to claim 3, wherein the wind speed of the fan is greater than or equal to 30 m/s.
5. The detection system of claim 1, further comprising a car number identification device and a control module;
the train number identification equipment is arranged between two rails of a railway and used for detecting train number information of a train and transmitting the train number information to the control module;
the control module is in communication connection with the car number recognition equipment and the dust detection device, is electrically connected with the fan, and is used for receiving car number information and comparing the car number information with station dispatching information to judge whether the car is filled with coal or not, control the working state of the fan and receive detection data of the dust detection device.
6. The detection system according to claim 5, further comprising an alarm, wherein the alarm is in communication connection with the control module, and the control module controls the alarm to give an alarm when the detection data of the dust detection device exceeds a threshold value.
7. The detection system of claim 5, further comprising a wheel sensor and a tachometer segmentation module;
the wheel sensor is arranged on the inner side of one rail of the railway, is in communication connection with the speed measurement segmentation module and is used for detecting a passing signal of a wheel and transmitting the passing signal to the speed measurement segmentation module;
the speed measuring and dividing module is in communication connection with the control module and is used for receiving the traffic signals to judge the direction of the coming vehicle, determining the speed of the vehicle and the position information of the vehicle connection part and transmitting the direction of the coming vehicle, the speed of the vehicle and the position information of the vehicle connection part to the control module.
8. The detection system according to claim 7, further comprising an electrical control cabinet, wherein the control module and the speed measurement division module are both disposed in the electrical control cabinet.
9. The detection system according to claim 8, further comprising a power supply unit, wherein the power supply unit is electrically connected to the fan, the dust detection device, the vehicle number recognition device, the control module, the alarm, the wheel sensor and the speed measurement and segmentation module, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318456.1A CN111122403A (en) | 2019-12-19 | 2019-12-19 | Railway coal transportation presses down dirt effect detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318456.1A CN111122403A (en) | 2019-12-19 | 2019-12-19 | Railway coal transportation presses down dirt effect detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111122403A true CN111122403A (en) | 2020-05-08 |
Family
ID=70500190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911318456.1A Pending CN111122403A (en) | 2019-12-19 | 2019-12-19 | Railway coal transportation presses down dirt effect detecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111122403A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213243A (en) * | 2020-09-25 | 2021-01-12 | 桂林电子科技大学 | Dust emission degree detection system, dust emission degree detection method, and computer storage medium |
| CN114624155A (en) * | 2022-01-20 | 2022-06-14 | 中国科学院半导体研究所 | Dust suppression quality detection device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201945539U (en) * | 2010-12-01 | 2011-08-24 | 李春 | Full-automatic dust depressor spraying and detection system for railway transportation |
| CN103894301A (en) * | 2012-12-28 | 2014-07-02 | 北京精诚博桑科技有限公司 | Control mechanism and control system for dust suppressant spraying records |
| CN204154608U (en) * | 2014-10-13 | 2015-02-11 | 南京信息工程大学 | A kind of safety monitoring system for dust workplace |
| CN204330539U (en) * | 2014-06-06 | 2015-05-13 | 重庆工业职业技术学院 | Vehicle-mounted flue dust detection alarm device |
| CN107576602A (en) * | 2017-09-27 | 2018-01-12 | 日东（青岛）研究院有限公司 | A kind of anti-dust effect test device |
| CN207198121U (en) * | 2017-08-11 | 2018-04-06 | 济南福君新材料科技有限公司 | Dust suppressant anti-dust effect test device |
| WO2018076405A1 (en) * | 2016-10-27 | 2018-05-03 | 广东奥迪威传感科技股份有限公司 | Dust measurement device |
| CN109900608A (en) * | 2018-11-14 | 2019-06-18 | 国网新疆电力有限公司奎屯供电公司 | A kind of computer room dust detection warning device |
| CN110118710A (en) * | 2019-05-06 | 2019-08-13 | 北京航天试验技术研究所 | A kind of coal bunker safety monitoring assembly and its control method |
| CN110247991A (en) * | 2019-07-19 | 2019-09-17 | 中交铁道设计研究总院有限公司 | Railway transportation coal dust suppression intellectual monitoring analysis system based on big data |
| CN110308078A (en) * | 2019-06-29 | 2019-10-08 | 宁波纳智微光电科技有限公司 | A kind of fugitive dust monitoring device and equipment and its system |
-
2019
- 2019-12-19 CN CN201911318456.1A patent/CN111122403A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201945539U (en) * | 2010-12-01 | 2011-08-24 | 李春 | Full-automatic dust depressor spraying and detection system for railway transportation |
| CN103894301A (en) * | 2012-12-28 | 2014-07-02 | 北京精诚博桑科技有限公司 | Control mechanism and control system for dust suppressant spraying records |
| CN204330539U (en) * | 2014-06-06 | 2015-05-13 | 重庆工业职业技术学院 | Vehicle-mounted flue dust detection alarm device |
| CN204154608U (en) * | 2014-10-13 | 2015-02-11 | 南京信息工程大学 | A kind of safety monitoring system for dust workplace |
| WO2018076405A1 (en) * | 2016-10-27 | 2018-05-03 | 广东奥迪威传感科技股份有限公司 | Dust measurement device |
| CN207198121U (en) * | 2017-08-11 | 2018-04-06 | 济南福君新材料科技有限公司 | Dust suppressant anti-dust effect test device |
| CN107576602A (en) * | 2017-09-27 | 2018-01-12 | 日东（青岛）研究院有限公司 | A kind of anti-dust effect test device |
| CN109900608A (en) * | 2018-11-14 | 2019-06-18 | 国网新疆电力有限公司奎屯供电公司 | A kind of computer room dust detection warning device |
| CN110118710A (en) * | 2019-05-06 | 2019-08-13 | 北京航天试验技术研究所 | A kind of coal bunker safety monitoring assembly and its control method |
| CN110308078A (en) * | 2019-06-29 | 2019-10-08 | 宁波纳智微光电科技有限公司 | A kind of fugitive dust monitoring device and equipment and its system |
| CN110247991A (en) * | 2019-07-19 | 2019-09-17 | 中交铁道设计研究总院有限公司 | Railway transportation coal dust suppression intellectual monitoring analysis system based on big data |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213243A (en) * | 2020-09-25 | 2021-01-12 | 桂林电子科技大学 | Dust emission degree detection system, dust emission degree detection method, and computer storage medium |
| CN114624155A (en) * | 2022-01-20 | 2022-06-14 | 中国科学院半导体研究所 | Dust suppression quality detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111122403A (en) | Railway coal transportation presses down dirt effect detecting system | |
| US7802523B2 (en) | Cable railway system | |
| KR20070096785A (en) | Method of operating a cableway system, and cableway system | |
| CN201970997U (en) | Rail transit platform screen door or safety door safety protection system | |
| CN103857577A (en) | Train control system | |
| CN206278118U (en) | A kind of anticollision auxiliary prior-warning device of city railway train | |
| CN105242187A (en) | Self-triggering power transmission line insulator pollution flashover early-warning device | |
| KR102286171B1 (en) | Cable car and how the cable car works | |
| CN113753083B (en) | Platform integrated management system and method | |
| CN205301502U (en) | From triggering formula power transmission line insulator pollution flashover early warning device | |
| CN210793222U (en) | Detection device for travelling crane track | |
| CN206243203U (en) | Train automatic identification equipment based on double-antenna structure | |
| CN211055141U (en) | General speed train driver stopping distance suggestion device of railway | |
| CN207165005U (en) | A kind of dynamic speed limit prompt system based on meteorological condition | |
| CN206595996U (en) | A kind of train tail apparatus trunking | |
| CN205725864U (en) | Wireless field density control unit | |
| CN210680756U (en) | Subway transportation warning equipment | |
| CN203612015U (en) | Railway level-crossing vehicle detection system based on electromagnetic transducer | |
| CN108466886A (en) | A kind of elevator big data statistics early-warning system | |
| CN113602288A (en) | Electronic safety line alarm device and method for platform | |
| CN102632894A (en) | One-meter safe device of platform | |
| CN208306670U (en) | Pantograph monitoring system and device based on train network | |
| CN105946903A (en) | Rail train acoustic-optic warning control apparatus | |
| CN209904748U (en) | Suspension carriage and cableway system | |
| CN206988157U (en) | A kind of intellectual control device for double circuit fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200508 |