CN201139894Y - Fire and gas control system - Google Patents
Fire and gas control system Download PDFInfo
- Publication number
- CN201139894Y CN201139894Y CNU2007200133422U CN200720013342U CN201139894Y CN 201139894 Y CN201139894 Y CN 201139894Y CN U2007200133422 U CNU2007200133422 U CN U2007200133422U CN 200720013342 U CN200720013342 U CN 200720013342U CN 201139894 Y CN201139894 Y CN 201139894Y
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- fire
- system controller
- control system
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- fire alarm
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Abstract
The utility model discloses a fire control system, which comprises a fire alarm control controller, a scene sensor and an emergency system. The fire control system is characterized in that a system controller and a superodination machine are also included; the fire alarm controller and the scene sensor are connected by adopting the connecting method of a two-wire closed path, and the scene information is collected using an addressing method; the fire alarm controller sends the scene information to the system controller through the method of serial port communication after carrying through logic disposal; the system controller also receives analog signals detected by a combustible gas probe and a poisonous gas probe, and controls the emergency system to cut off scene equipment and start fire-extinguishing equipment after performing analysis processing for the analog signals; the system controller carries through information communication with the superodination machine through a network exchanger. The fire control system has the characteristics of high-degree integration, automatization, etc., can ensure the security of the equipment and personnel in the using scene in real time, and is suitable to be widely generalized in the fields of petroleum, petroleum chemistry, offshore petroleum, etc.
Description
Technical field
The utility model belongs to the integrated control system that fire detection, toxic gas and fuel gas detect, and relates in particular to the safe fire fighting monitoring system of the Floating Production oil storage ship that is used for the offshore oil field, drilling platforms.
Background technology
In the epoch of so scientific and technical high speed development today; the normal operation that perfect control system not only will guarantee to produce, reduce safety cost, improve achievement, and will reduce probability, assurance equipment and personal safety, the protection environment that security incident takes place.The internal heat control system is as the real-time monitoring of the fire of whole production environment, toxic gas, fuel gas, fire-fighting, fire equipment are controlled by software configuration with emergency shutdown system, provided necessary assurance the safety of personnel in the production environment and equipment.
In existing calamity ignition control system; just simple fire and toxic gas to production environment; fuel gas detects; combining with emergency shutdown system and other peripheral system equipment as an independent system; be difficult to like this accomplish organically to combine between each system; do not reach control timely and effectively accordingly; simultaneously also be difficult to reach corresponding safe class; satisfy the protection production process; prevent the needs of production process hidden danger; simultaneously because each system separately takes up room bigger; the cable consumption increases, and is not easy to install and maintenance.
Summary of the invention
The utility model purpose is to overcome above-mentioned deficiency, and an internal heat control system safely and effectively is provided.The technological means that the utility model adopts is as follows:
A kind of internal heat control system comprises fire alarm control unit, spot sensor and emergency system; It is characterized in that also comprising system controller and host computer; Described fire alarm control unit adopts two-wire system closed-loop path connected mode to be connected with spot sensor, utilizes the mode collection site information of addressing; Described fire alarm control unit carries out by the mode of serial communication field data being passed to system controller after the logical process; Described system controller is also accepted to carry out analyzing and processing from the analog signal that fuel gas is popped one's head in and the detection of toxic gas probe is returned and to analog signal, and back control emergency system carries out the field apparatus shutoff and fire-extinguishing apparatus starts; Described system controller carries out information communication by the network switch with host computer.Also comprise the external battery group, this external battery group can be kept the normal operation of system and be not less than 2 hours under the situation of outage.The spot sensor that is in the explosion-proof district adopts the intrinsic safe explosion-proof associated elements to isolate.The CPU of described system controller adopts two redundant configuration.The plug-in unit that described serial communication mode adopts is a standard Modbus RTU communications protocol, realizes system controller and fire alarm control unit real-time communication.
Owing to the two-wire system of the internal heat control system application of advanced that has adopted technique scheme, the utility model to provide is carried out field signal acquisition, not only save material but also increase substantially its security; The integrated design of modularization has improved the automation of system, visual and reliability, promptness greatly, guarantees the safety of Field Force and equipment.In the industrial circle of current high speed development, be suitable for extensive popularization.
Description of drawings
Fig. 1 is a control system block diagram of the present utility model;
Fig. 1 is a Figure of abstract of the present utility model.
The specific embodiment
Fire alarm control unit adopts two-wire system closed-loop path connected mode in this system as shown in the figure, the modularized hardware configuration.Can be divided into a plurality of loops and branch according to the field probe distribution situation, probe adopts the intrinsic safe explosion-proof associated elements to isolate in the explosion-proof district; But warning, fault, loop fault and the system failure of controller on-site supervision probe; For ease of the maintenance and the maintenance of system, controller can be isolated single probe or whole loop; The Modbus communication module can be realized the data communication of controller and system controller; Controller is provided with alarm indication panel and a plurality of function button, can inquire about fire or fault alarm information easily; The external battery group can be kept the operation of self system and be not less than 2 hours under the situation of outage.The integrated sensor in two-wire system closed-loop path mainly comprises: smoke detector, thermal detector, flame monitor, manual pull station, watertight door, emergency alarm bell, flashing light alarm lamp etc.Above field probe is suitable for the particular surroundings of ocean operation.Can be selected to the product of plurality of specifications such as indoor, outdoor, explosion-proof district respectively according to the position of using and environment.
The two redundant configuration of CPU employing of system controller and hardware diagnostic function, I/O module have the passage diagnostic function, the serial communication plug-in unit adopts standard Modbus RTU communications protocol, realize and fire alarm control unit real-time communication, realization of ethernet communication fastener and host computer real-time communication.The main signal transducer that is connected to the I/O module of system controller is: fuel gas probe, toxic gas probe, hydrogen probe (analog quantity 4-20mA) etc.; Other water relevant spray with the internal heat system, foam spray and CO2 injection apparatus (digital quantity signal) etc.
The network switch is used for setting up the EtherNet network, realize internal heat system and host computer at a high speed, real-time data communication, adopt two redundant configuration, improved the reliability of system.
Port type is 10Base-T/100Base-TX, port number is 16 mouthfuls, transmission speed: 10/100Mbps, network standard: ISO 8802-3, IEEE 802.3 (Ethernet), IEEE 802.3u (Fast Ethernet), IEEE 802.1d (bridge joint), IEEE 802.3x (Flow Control).
Host computer is by EtherNet network and system controller real-time communication, by operation screen warning, the running status of supervisor control easily; Can divide into groups to file (historical record) to onsite alarming, system alarm and operation by configuration software; Printer by system configuration can print output with warning message or historical information.
The native system line is all finished in internal heat system switch board inside, and all holding wires and power line all adopt online channel wiring in the switch board, and every line all has the wire size mark, the equal crimping line of each the end of a thread nose; Provide connecting terminal block to be used to connect the on-site signal cable in the switch board, terminal row is arranged by analog quantity, digital quantity and input, output category, and easy-to-connect is installed, and is convenient to safeguard.The switch board internal connecting wire adopts low smoke no-halogen wire.
This control system is passed through fire alarm control unit, utilize the state such as smoke detector, thermal detector, flame monitor, manual pull station, spray switch, watertight door, emergency alarm bell, flashing light alarm lamp of addressing loop collection site, judge the zone of breaking out of fire by the internal logic program, information is passed to system controller by the mode of serial communication.The simultaneity factor controller is also accepted to detect the analog signals of returning from fuel gas probe and toxic gas probe, in order to understand on-the-spot gas concentration, also monitors the status signal of some field apparatus simultaneously.System controller can pass to host computer to information by EPA and be used for showing, simultaneously according to system's control internal processes causal logic, carry out the equipment shutoff according to breaking out of fire and the excessive zone of gas concentration, the conflagration area fire extinguishing, comprise the startup of corresponding foam spray pump, closing of fire prevention air lock, the ventilation blower fan cuts out, air-conditioning turn-offs, the shutoff of important equipment such as generator and oil pump can be controlled various alarm lamps in the card of control system cupboard simultaneously, shows all information in the picture of host computer simultaneously, and can directly carry out associative operation by host computer, reach an internal heat alert detecting system safely and effectively like this.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to replacement or change according to the technical solution of the utility model and inventive concept thereof, all should be encompassed within the protection domain of the present utility model.
Claims (5)
1, a kind of internal heat control system comprises fire alarm control unit, spot sensor and emergency system; It is characterized in that also comprising system controller and host computer; Described fire alarm control unit adopts two-wire system closed-loop path connected mode to be connected with spot sensor, utilizes the mode collection site information of addressing; Described fire alarm control unit carries out by the mode of serial communication field data being passed to system controller after the logical process; Described system controller is also accepted to detect the analog signal of returning and analog signal is carried out after the analyzing and processing control emergency system carry out that field apparatus turn-offs and the fire-extinguishing apparatus startup from fuel gas probe and toxic gas probe; Described system controller carries out information communication by the network switch with host computer.
2, internal heat control system according to claim 1 is characterized in that also comprising the external battery group, and this external battery group can be kept the normal operation of system and be not less than 2 hours under the situation of outage.
3, internal heat control system according to claim 1, the spot sensor that it is characterized in that being in the explosion-proof district adopts the intrinsic safe explosion-proof associated elements to isolate.
4, internal heat control system according to claim 1 is characterized in that the CPU of described system controller adopts two redundant configuration.
5, internal heat control system according to claim 1 is characterized in that the plug-in unit that described serial communication mode adopts is a standard Modbus RTU communications protocol, realizes system controller and fire alarm control unit real-time communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200133422U CN201139894Y (en) | 2007-07-17 | 2007-07-17 | Fire and gas control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200133422U CN201139894Y (en) | 2007-07-17 | 2007-07-17 | Fire and gas control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201139894Y true CN201139894Y (en) | 2008-10-29 |
Family
ID=40067611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200133422U Expired - Fee Related CN201139894Y (en) | 2007-07-17 | 2007-07-17 | Fire and gas control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201139894Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102614607A (en) * | 2012-04-11 | 2012-08-01 | 南通中远船务自动化有限公司 | Ocean engineering fire and gas and emergency cut-off system |
| CN103065421A (en) * | 2011-10-24 | 2013-04-24 | 成都宏天电传工程有限公司 | Fire disaster monitor and control system |
| CN103163794A (en) * | 2013-03-15 | 2013-06-19 | 宝鸡石油机械有限责任公司 | Interconnected control device for fan, air brake and heater |
| CN103982694A (en) * | 2014-04-29 | 2014-08-13 | 南通中远船务自动化有限公司 | Automatic switching-on/off device for fireproof pneumatic brake |
| CN105155498A (en) * | 2015-09-30 | 2015-12-16 | 南通中远船务工程有限公司 | Emergency switching-off system of self-elevating drilling platform |
| CN106771474A (en) * | 2016-11-11 | 2017-05-31 | 天水电气传动研究所有限责任公司 | A kind of power points temperature prediction and alarm method suitable for electric control system for drilling machine |
| CN106970585A (en) * | 2017-03-30 | 2017-07-21 | 浙江智诚信息技术有限公司 | A kind of dangerization enterprise fire fighting coordinated control system and method |
| CN107583224A (en) * | 2017-09-19 | 2018-01-16 | 中海石油技术检测有限公司 | Offshore oil internal heat system detectio assesses experiment porch and method |
-
2007
- 2007-07-17 CN CNU2007200133422U patent/CN201139894Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103065421A (en) * | 2011-10-24 | 2013-04-24 | 成都宏天电传工程有限公司 | Fire disaster monitor and control system |
| CN102614607A (en) * | 2012-04-11 | 2012-08-01 | 南通中远船务自动化有限公司 | Ocean engineering fire and gas and emergency cut-off system |
| CN103163794A (en) * | 2013-03-15 | 2013-06-19 | 宝鸡石油机械有限责任公司 | Interconnected control device for fan, air brake and heater |
| CN103163794B (en) * | 2013-03-15 | 2016-03-16 | 宝鸡石油机械有限责任公司 | Blower fan, air lock, well heater interlock control apparatus |
| CN103982694A (en) * | 2014-04-29 | 2014-08-13 | 南通中远船务自动化有限公司 | Automatic switching-on/off device for fireproof pneumatic brake |
| CN105155498A (en) * | 2015-09-30 | 2015-12-16 | 南通中远船务工程有限公司 | Emergency switching-off system of self-elevating drilling platform |
| CN106771474A (en) * | 2016-11-11 | 2017-05-31 | 天水电气传动研究所有限责任公司 | A kind of power points temperature prediction and alarm method suitable for electric control system for drilling machine |
| CN106771474B (en) * | 2016-11-11 | 2019-03-08 | 天水电气传动研究所有限责任公司 | A kind of power points temperature prediction and alarm method suitable for electric control system for drilling machine |
| CN106970585A (en) * | 2017-03-30 | 2017-07-21 | 浙江智诚信息技术有限公司 | A kind of dangerization enterprise fire fighting coordinated control system and method |
| CN107583224A (en) * | 2017-09-19 | 2018-01-16 | 中海石油技术检测有限公司 | Offshore oil internal heat system detectio assesses experiment porch and method |
| CN107583224B (en) * | 2017-09-19 | 2020-04-24 | 中海石油技术检测有限公司 | Offshore oil and fire gas system detection and evaluation experiment platform and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 Termination date: 20130717 |