CN102354180B - Hazardous chemical leakage monitoring and emergency treatment system for sensitive water body bridge section - Google Patents
Hazardous chemical leakage monitoring and emergency treatment system for sensitive water body bridge section Download PDFInfo
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Abstract
The invention relates to a hazardous chemical leakage monitoring and emergency treatment system for a sensitive water body bridge section. The system mainly comprises a hazardous chemical leakage emergency monitoring system, a bridge surface runoff collection system, a hazardous chemical emergency storage system and a bridge surface runoff treatment system. When a traffic accident does not happen on the bridge section, bridge surface runoff initial rainwater enters a collection pipeline system, and directly flows into the bridge surface runoff treatment system for purification treatment after passing through a runoff electric butterfly valve switch of an emergency regulating pondage, and 30 minutes later, the bridge surface runoff is directly discharged through an overflow port of the emergency regulating pondage. When the traffic accident happens on the bridge section, firstly, the traffic accident is discovered through a bridgehead monitoring camera and an alarm telephone, and whether hazardous material leakage exists is determined; secondly, an emergency control system is started by a monitoring center, and the emergency electric butterfly valve switch in the runoff regulating pondage is turned on; and finally, the leaked hazardous material and a diluent thereof enter the regulating pondage through a collection pipeline and then directly flow into an emergency storage pool.
Description
Technical field
The present invention relates to highway and stride the technical field that the dangerous material leakage is met an urgent need and the deck runoff early-stage rainwater is processed in the water environment protection engineering of sensitive water body highway section, is to stride a kind of emergent treatment system that has both dangerous material leak supervision and meet an urgent need storage and deck runoff early-stage rainwater processing capacity of sensitive water body bridge section setting specifically.
Background technology
Along with developing rapidly of national economy, the construction of highway network is also more and more sound, the highway bridge highway section of crossing over sensitive water body is more and more, freeway net is quick and easy, transport features flexibly, so that increasing hazardous chemical has entered the Freeway Transport network, the probability that the vehicle of peril of transportation product has an accident in the sensitive water body highway section also increases thereupon, thereby has brought more, larger environmental risk to sensitive water body.Meanwhile, owing to contain the pollutants such as more solid suspension and COD, the deck runoff early-stage rainwater is directly entered sensitive water body can affect to sensitive water body in the deck runoff early-stage rainwater of sensitive water body highway section.Therefore, one cover is set has both dangerous material leak supervision and emergent store and the dangerous material of deck runoff early-stage rainwater processing capacity leak emergency system and are very important striding the sensitive water body highway section.
Patent No. ZL200820150883.4, name is called a kind of malicious settling basin that holds, publication number is the utility model patent of CN201249056Y, it is at the flushing tank one side setting settling basin of regulating and storing, regulate and store and be provided with the first overflow weir between settling basin and the flushing tank, the regulate and store rear end of settling basin is provided with mud-collecting slot, regulates and stores and is provided with the second overflow weir between settling basin and the wet well, and wet well is communicated with rising pipe by going out sluice gate.This settling basin of regulating and storing can be arranged near the water conservation district road, and the pipe of rain water collecting system, canal enter water source, the river course that needs protection again after originally holding malicious settling basin.This system lacks the active monitoring of dangerous chemical leakage accident and finds, and the robotization that can't realize relevant emergency function is controlled, more monitoring can not be connected automatically with emergency response, can not realize in time that dangerous material leak emergency requirement, also only have the simple precipitation effect to early-stage rainwater.
Application number is 200910183156.7, name is called combined type treatment process and the device thereof of deck runoff, publication number is the patent of invention of CN101624251A, the deck runoff of collecting is carried out the oil removal precipitation process, then, after will causing the grass planting slope through the runoff after the above-mentioned processing, again runoff is passed into artificial swamp and carry out biochemical treatment, oil removal, precipitation and treatment effeciency have further been improved, yet, this patent does not have the consideration problem that artificial swamp also can all be polluted when the product of causing danger leak, and does not take dangerous material to leak the consideration of emergency measure yet.
Application number is 201020134798.6, and name is called Versatile deck runoff series processing unit, and publication number is the utility model patent of CN201722210U, and it mainly consists of by storing regulating system and artificial swamp series winding, is linked to each other by ecological gutter between the two.After the Initial Runoff of deck runoff enters and stores regulating system and carry out mixed precipitation, by storing the mechanical type constant discharging device of regulating system water delivering orifice, at the uniform velocity flow into artificial swamp, store the regulating system water delivering orifice the emergent memory function that operation valve has hazardous chemical concurrently is set, and then process deck runoff and prevent the hazardous chemical leakage.This system lacks the active monitoring of dangerous chemical leakage accident and in time finds, and storage regulating system water delivering orifice arranges the emergency function that operation valve can't be realized reality, can not leak very first time shutdown system at dangerous material, and meeting rain water problem in the daily storage regulating reservoir, in case after leaking, dangerous product can't guarantee to have enough ponds to hold the needs of taking in dangerous material and dilution thereof.
Application number is 201020168531.9, name is called highway bridge runoff Real time identification and selection system, publication number is the utility model patent of CN201648961U, its project organization is that the bridge floor weep hole links to each other with drainpipe, weep hole is equipped with water quality sensor, drainpipe outlet dress two-bit triplet solenoid valve, the water outlet of two-bit triplet solenoid valve is communicated with accident leakage storage bin and gutter respectively through water-supply-pipe, the PLC switch board respectively with the two-bit triplet solenoid valve, supervisory control comuter, water quality sensor, camera links to each other, realize automatic monitoring and control, this system can prevent the pollution because of the initiation of bridge floor accident.But also there is following problem in this system: 1) this utility model has only proposed an imagination, does not provide concrete experimental program, and for example: how the water quality sensor that does not provide supervisory system is differentiated rainwater and dangerous material and provided alerting signal; 2) because bridge has a large amount of runoff collection conduit, at every drainpipe outlet dress two-bit triplet solenoid valve, then need to drop into more funds the accurately automatically realization of control when also being unfavorable for accident emergency; 3) lack emergent treatment system, if maloperation or other problems, the dangerous material of leakage and dilution thereof may directly arrive filtering system and gutter enters sensitive water body through collection conduit, very easily cause the water pollution accident; 4) system run all right corresponding feedback system is not set in the collection system, so that can't guarantee that the extreme situation after leakage accident is occured is uncontrollable; 5) can't realize respectively collection and the processing of early-stage rainwater and later stage rainwater, can't process for the deep purifying that the early-stage rainwater features of pollution is carried out after separating.
Comprehensive above analysis can be found out, for a long time owing to do not have relevant design considerations and standard, formed omnifarious emergency lagoon, settling basin, the disposal systems such as artificial swamp, these disposal systems have certain precipitation to the pollutant in the deck runoff early-stage rainwater, the purification functions such as degraded, also can utilize theoretically the pond appearance of its disposal system that hazardous chemical and the dilution thereof that leaks played emergencing actions such as collecting storage, but in Practical Project, because these disposal systems do not arrange necessary automatically-monitored equipment and emergent control disposal system, its emergency function mostly will rely on the manual operation of the complexity such as artificial on-the-spot controlled valve to realize, but also the pond appearance that can't guarantee above disposal system in the incident that dangerous material leak fully satisfies the requirement that spillage risk product and dilution hold, perhaps selective system can't well be applicable to engineering practical operation needs, therefore, present disposal system can't realize really that all the dangerous material on the practical significance leak emergent demand, more can't realize having both dangerous material and leak Duplex treatment function emergent and that early-stage rainwater is processed.The construction of above disposal system not only causes the waste of highway construction fund; uncertain dangerous material leak supervision that solves is collected the actual environment protection requirements such as storage and the collection and treatment of deck runoff early-stage rainwater with emergent, and so that runs phase road transport administrative authority maintenance management without ready patterns to follow.
If a cover system can be arranged, can realize simultaneously following two functions: 1) when causing danger the product leakage accident at sensitive water body bridge section, can leak the dangerous material that accident causes in very first time monitoring discovery, and then start dangerous material leakage emergent treatment system, so that the dangerous material that leak and dilution all are contained to emergent storage pool; 2) when usually not causing danger the product leakage accident, the deck runoff early-stage rainwater enters and carries out in the runoff treatment system discharging after the purified treatment, and the later stage rainwater is then realized overflow discharge by emergent regulating reservoir, no longer enters the runoff treatment system and carries out purified treatment.Then this system must play remarkable result to sensitive water body section bridge dangerous chemical leakage emergence control, protection sensitive water body ecologic environment and urbanite water consumption safety.
For this situation, designer of the present invention is based on being engaged in for many years abundant practical experience and professional knowledge of this type of product design manufacturing, and the utilization of cooperation scientific principle, positive research and innovation in addition, seek a kind of the quick of dangerous chemical leakage monitoring and emergent storage and deck runoff early-stage rainwater purified treatment of having both, safety, reliably, environmentally friendly disposal system, guarantee to greatest extent can be collected by emergency system in the rear very first time of dangerous material leakage, and daily deck runoff initial rainwater pollutant there is clean-up effect, guarantee the safety of sensitive water body, minimizing is to the water quality impact of sensitive water body, by continuous research, design, perfect, and after improvement is improved repeatedly in practice, the perfect monitoring of sensitive water body bridge section dangerous chemical leakage and emergent treatment system are proposed finally.
Summary of the invention
The object of the invention is to overcome existing system and can't realize comprehensively that the sensitive water body bridge section dangerous material leak security monitoring, robotization emergency processing and the deck runoff early-stage rainwater is carried out the purified treatment defective, and a kind of sensitive water body bridge section dangerous chemical leakage monitoring and emergent treatment system are provided.Technical matters to be solved is to guarantee that sensitive water body bridge section causes danger behind the chemical leakage accident Surveillance center in very first time discovery accident, and the emergent automatic control system of at once startup, the dangerous material that leak are taken in fully to emergent storage pool, and meanwhile can take into account purified treatment effect for daily deck runoff, the hidden danger that the transportation of sensitive water body bridge section road danger product causes safely water body is striden in elimination, reduces highway operation to the sensitive water body water quality impact.Thereby more be suitable for practicality, and have the value on the industry.
The technical scheme of patent of the present invention is as follows:
The monitoring of sensitive water body bridge section dangerous chemical leakage and emergent treatment system, comprise the dangerous chemical leakage supervisory system of meeting an urgent need, the deck runoff collection system, the emergent stocking system of hazardous chemical and deck runoff disposal system, it is characterized in that, the bridge monitoring camera links to each other with the supervisory control comuter of Surveillance center, the bridge crisis phone only is connected with supervisory control comuter, more than two cover systems consist of dangerous material and leak emergent supervisory system, the deck runoff collection hole is connected with the runoff collection tube, drainpipe is connected with emergent regulating reservoir, the hazardous chemical whether emergent regulating reservoir water outlet basis leaks divides two-way outlet, one way outlet links to each other with the automatically controlled butterfly valve of runoff, daily deck runoff early-stage rainwater is directed in the runoff treating pool, in runoff treating pool, be provided with the treatment pond level monitoring system, another outlet links to each other with emergent automatically controlled butterfly valve, the dangerous material and the dilution thereof that occur to leak are directed in the emergent storage pool of dangerous material, in the emergent storage pool of dangerous material, be provided with the emergency lagoon level monitoring system, on-the-spot automatically controlled processor respectively with supervisory control comuter, the automatically controlled butterfly valve of runoff, emergent automatically controlled butterfly valve, the treatment pond level monitoring system, the emergency lagoon level monitoring system links to each other, emergency operations system links to each other with supervisory control comuter, electric power system respectively with the automatically controlled processor in scene, the automatically controlled butterfly valve of runoff, emergent automatically controlled butterfly valve, the treatment pond level monitoring system, the emergency lagoon level monitoring system links to each other and is its power supply, said deck runoff collection hole, runoff collection tube and emergent regulating reservoir consist of the deck runoff collection system, said emergent automatically controlled butterfly valve, emergent storage pool and emergency lagoon level monitoring system consist of the emergent stocking system of hazardous chemical, the automatically controlled butterfly valve of said runoff, runoff treating pool and treatment pond level monitoring system consist of deck runoff disposal system, the automatically controlled processor in said scene, the automatically controlled butterfly valve of runoff, emergent automatically controlled butterfly valve, the treatment pond level monitoring system, the emergency lagoon level monitoring system, electric power system, supervisory control comuter and emergency operations system consist of automation control system.
Treatment pond of the present invention and emergency lagoon level monitoring system refer to more common in the market ultrasonic level gage and opertaing device system thereof, equipment requirement possesses certain anticorrosive function, can realize that liquid level shows continuously and writing function, measurement range should be greater than treatment pond and the emergency lagoon degree of depth.Utilize liquid level gauge to treatment pond and emergency lagoon liquid level overall process record and Presentation Function, be the automatically controlled processor in scene and supervisory control comuter feedback pilot signal.
After the automatically controlled processor in scene of the present invention refers to the language compilation that adopts the general Programmable Logic Controller of existing market to carry out the relevant control operation, so that the automation mechanized operation that automatically controlled processor can be correlated with according to contextual model default in the programming.
Emergency operations system of the present invention refers to the in the market more common multikey emergency button that is connected with supervisory control comuter, the organic assembling of crisis phone only, the monitor staff shows according to supervisory control comuter and judges, require in time to open or to close the corresponding button in the emergency operations system according to associative operation, the emergency operation work such as perhaps carry out that crisis phone only is examined.The present invention compared with prior art has obvious advantage and beneficial effect.By technique scheme, the bridge dangerous material leak supervision that proposes among the present invention and urgent technique can reach suitable technical progress and practicality, and have the extensive value on the industry, and it has following advantages at least:
1, the monitoring of sensitive water body bridge dangerous chemical leakage and the emergent treatment system of the present invention's proposition, combine by adopting the segmentation of bridge monitoring camera initiatively to monitor with the alarm call passive monitoring, more traditional reports to the police to find that by the scene of the accident dangerous material leakage accident has more initiative, enthusiasm and ageing fully.
2, the monitoring of sensitive water body bridge dangerous chemical leakage and the emergent treatment system of the present invention's proposition, play and mix and the effect of sand setting by early-stage rainwater that emergent regulating reservoir not only can enter confluxing is set, and can effectively reduce the automatically controlled butterfly valve of runoff and the pipe diameter size of the automatically controlled butterfly valve of meeting an urgent need, greatly reduce engineering front-end investment and later stage running expense, and be easier to emergency operation.
3, the monitoring of sensitive water body bridge dangerous chemical leakage and the emergent treatment system of the present invention's proposition; by the emergent control system that adopts emergency operations system, on-the-spot automatically controlled processor and supervisory control comuter, the automatically controlled butterfly valve of runoff, emergent automatically controlled butterfly valve to form; realize the effect that spillage risk product and dilution thereof and deck runoff early-stage rainwater are collected respectively and processed; more traditional mixed collection method has more operability and feasibility; more can guarantee the protection to sensitive water body, also be conducive to the cleaning work amount after the minimizing accident occurs.
4, the monitoring of sensitive water body bridge dangerous chemical leakage and the emergent treatment system of the present invention's proposition, by employing have that liquid level shows continuously, the emergency lagoon level monitoring system of record and warning function, realization is taken in the Real-Time Monitoring of spillage risk product and dilution situation thereof to emergent storage pool, and according to the timely feedback alarm information of pond capacity amount situation, automatically start special emergency plan when reaching the full pit level limit, more traditional collecting pit setting has higher safety and reliability.
5, the monitoring of sensitive water body bridge dangerous chemical leakage and the emergent treatment system of the present invention's proposition, have valve position feedback, have both the automatically controlled butterfly valve of runoff of electronic and manual operation function and the automatically controlled butterfly valve of meeting an urgent need by employing, be convenient to operated from a distance and execute-in-place under the different emergency rating conditions, and can long-rangely examine the valve position switch condition execution instruction according to valve position feedback information, greatly improved the safety and reliability of operating system.
6, the monitoring of sensitive water body bridge dangerous chemical leakage and the emergent treatment system of the present invention's proposition, by the mode that adopts remote automation control and the control of case of emergency on-site manual to combine, more traditional emergent treatment system manually goes to the scene to open exhaust-valve after having avoided the single game rainfall to finish, vacate the loaded down with trivial details artificial execute-in-place programs such as Chi Rong for the dangerous material leakage accident, greatly reduced the daily emptying and maintenance work of maintenance department.
In sum, the monitoring of sensitive water body bridge dangerous chemical leakage and emergent treatment system that the present invention proposes, have above-mentioned plurality of advantages and practical value, the accident emergency response is more timely, accurately, the water body safety guarantee is higher, daily running and maintenance are more convenient, no matter it is in method, the outstanding multinomial effect that all has enhancement on the program, thereby more be suitable for practicality, and has an extensive value of industry, more traditional emergency lagoon or artificial wet land system etc. have significant economic benefit and environmental benefit, and more have practical value, really are a novelty, progressive, reliably, practical new design.
Description of drawings
Fig. 1 is the structural front view of sensitive water body bridge dangerous chemical leakage monitoring of the present invention and emergent treatment system.
Marginal data:
1, monitoring camera 2, alarm call
3, on-the-spot automatically controlled processor 4, supervisory control comuter
5, emergency operations system 6, runoff collection hole
7, emergent regulating reservoir 8, the automatically controlled butterfly valve of runoff
9, runoff treatment system 10, treatment pond level monitoring system
11, electric power system 12, emergent automatically controlled butterfly valve
13, the emergent storage pool 14 of dangerous material, emergency lagoon level monitoring system
15, runoff collection tube
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further details.
Provided by accompanying drawing, patent of the present invention comprises the dangerous chemical leakage supervisory system of meeting an urgent need, the deck runoff collection system, the emergent stocking system of hazardous chemical and deck runoff disposal system, it is characterized in that, bridge monitoring camera 1 links to each other with the supervisory control comuter 4 of Surveillance center, bridge crisis phone only 2 is connected with supervisory control comuter 4, more than two cover systems consist of dangerous material and leak emergent supervisory system, deck runoff collection hole 6 is connected with runoff collection tube 15, the runoff collection tube is connected with emergent regulating reservoir 7, the hazardous chemical whether emergent regulating reservoir water outlet basis leaks divides two-way outlet, one way outlet links to each other with the automatically controlled butterfly valve 8 of runoff, daily deck runoff early-stage rainwater is directed in the runoff treating pool 9, in runoff treating pool, be provided with treatment pond level monitoring system 10, another outlet links to each other with emergent automatically controlled butterfly valve 12, the dangerous material and the dilution thereof that occur to leak are directed in the emergent storage pool 13 of dangerous material, in the emergent storage pool of dangerous material, be provided with emergency lagoon level monitoring system 14, on-the-spot automatically controlled processor 3 respectively with supervisory control comuter 4, the automatically controlled butterfly valve 8 of runoff, emergent automatically controlled butterfly valve 12, treatment pond level monitoring system 10, emergency lagoon level monitoring system 14 links to each other, emergency operations system 5 links to each other with supervisory control comuter 4, electric power system 11 respectively with the automatically controlled processor 3 in scene, the automatically controlled butterfly valve 8 of runoff, emergent automatically controlled butterfly valve 12, treatment pond level monitoring system 10, emergency lagoon level monitoring system 14 links to each other and is its power supply, said deck runoff collection hole 6, runoff collection tube 15, emergent regulating reservoir 7 consists of the deck runoff collection system, said emergent automatically controlled butterfly valve 12, emergent storage pool 13 and emergency lagoon level monitoring system 14 consist of the emergent stocking system of hazardous chemical, the automatically controlled butterfly valve 8 of said runoff, runoff treating pool 9 and treatment pond level monitoring system 10 consist of deck runoff disposal system, the automatically controlled processor in said scene, the automatically controlled butterfly valve of runoff, emergent automatically controlled butterfly valve, the treatment pond level monitoring system, the emergency lagoon level monitoring system, electric power system, supervisory control comuter and emergency operations system consist of automation control system.
For guaranteeing result of use, said supervisory control comuter 4 links to each other by the automatically controlled processor 3 in optical fiber and scene; The automatically controlled processor 3 in said scene links to each other with the automatically controlled butterfly valve 8 of runoff, emergent automatically controlled butterfly valve 12, treatment pond level monitoring system 10, emergency lagoon level monitoring system 14 respectively by signal transmssion line; Valve and flange are arranged at said emergent regulating reservoir 7 bottoms, and the top is provided with the overflow discharge mouth.Be provided with two drainage channels at the bottom of emergent regulating reservoir 7 ponds, two drainage channels are connected respectively the path of emergent automatically controlled butterfly valve and the automatically controlled butterfly valve control of runoff, and wherein footpath circulation flow path mouth will be more near the collection tube floss hole for the emergency route mouth.Said runoff treating pool 9 bottoms are provided with automatically controlled exhaust-valve, and automatically controlled exhaust-valve and on-the-spot automatically controlled processor 3 are connected by signal transmssion line, and the top is provided with the overflow discharge mouth; The automatically controlled butterfly valve 8 of said runoff and emergent automatically controlled butterfly valve 12 all adopt anti-corrosion treatment, and the band valve position feedback has both electronic and manual operation function; Said treatment pond level monitoring system 10 and emergency lagoon level monitoring system 14 can realize that liquid level shows and record to have corrosion resistance and warning function continuously in the pond; The emergent storage pool of said dangerous material is done antiseepage and is processed, and the top adds detachable closing cap, and closing cap adopts reinforced concrete prefabricated; Said treatment pond and emergency lagoon level monitoring system are comprised of the ultrasonic level gage that possesses continuous demonstration and writing function and opertaing device system thereof; The automatically controlled processor adopting Programmable Logic Controller in said scene carries out being installed in the electrical control cubicles after sound instruction is set, and is arranged on end of the bridge; Said emergency operations system is comprised of emergency button and crisis phone only, is connected with supervisory control comuter by signal wire.
Emergent supervisory system is that dangerous material leak the Main Basis that emergent stocking system starts, and emergent supervisory system part mainly is comprised of the supervisory control comuter 4 of bridge monitoring camera 1, bridge crisis phone only 2 and Surveillance center.The bridge monitoring camera is arranged on the two ends of each width of cloth end of the bridge of bridge usually, but more than bridge length is greater than 1km or to have obvious bend to cause bridge two ends camera head monitor scope to cover whole when striding responsive waters bridge section comprehensively in the bridge highway section, set up the monitoring camera number according to actual conditions.Monitoring camera should have the motion state discrimination function, and by the communication signal circuit real-time to Surveillance center's supervisory control comuter transmission video signal.When bridge section vehicle running state abnormal was caught in the monitoring camera monitoring, to supervisory control comuter transmission abnormality situation alerting signal, supervisory control comuter sent the audio alert signal.Then carried out further observation and the affirmation of abnormal conditions by the special staff of Surveillance center, if assert when this accident meeting cause danger product leakage situation occurs, start emergency operations system by the staff, start dangerous material and leak emergent collection system.In addition, also need to arrange emergent alarm phone and accident alarming phone identification board on the bridge, alarm call requires 300～500m to arrange one usually, the alarm call nameplate is laid at bridge two ends bridgehead position, in when, in the bridge highway section pernicious traffic hazard or dangerous material incident of leakage occuring when, guarantee the field staff can the very first time by the accident special line in emergent alarm phone or the alarm call Sign Board, report to the police to the staff of Surveillance center, then use further affirmation accident of monitoring camera manual function by the special staff of Surveillance center, if assert when this accident meeting cause danger product leakage situation occurs, start emergency operations system by the staff, start dangerous material and leak emergent collection system.
The deck runoff collection system is the basic link that whole system runs well, and the deck runoff collection system mainly is comprised of deck runoff collection hole 6, runoff collection tube 15, emergent regulating reservoir 7 etc.The deck runoff collection hole arranges distance and determines that according to highway bridge draining related specifications the collection hole place need to arrange filter screen, prevents that foreign material from entering collection conduit; The runoff collection tube mainly selects the drainpipe assembling of PVC material to finish, and the relevant bridge draining proper calculation of definite foundation of caliber obtains; Need to concentrate emergent regulating reservoir pool wall one side of access from the runoff collection tube that the deck runoff collection hole picks out, require firmly to be fixed on collection tube on the pool wall with the fixed equipment of pipe collar, prevent from causing the collection tube concussion unstable because of the head effect, emergent regulating reservoir upper end is provided with the overflow discharge mouth, be provided with two drainage channels at the bottom of the pond, two drainage channels are connected respectively the path of emergent automatically controlled butterfly valve and the automatically controlled butterfly valve control of runoff.Footpath circulation flow path mouth will be more near the collection tube floss hole for the emergency route mouth during laying, can prevent that so on the one hand daily runoff and sediment sedimentation in the emergent regulating reservoir is to the obstruction of emergency route mouth, on the other hand when the product of causing danger leak so that the dangerous material that leak and dilution thereof are unlikely to directly to flow out from the footpath circulation flow path, can effectively prolong the reaction time that emergency route is opened.
Automatic control system is the core that whole system runs well, and automatic control system mainly is comprised of supervisory control comuter 4, on-the-spot automatically controlled processor 3, the automatically controlled butterfly valve 8 of runoff, emergent automatically controlled butterfly valve 12, treatment pond level monitoring system 10, emergency lagoon level monitoring system 14 etc.Supervisory control comuter is controlled on-the-spot automatically controlled processor by fiber-optic signal, and in time obtains on-the-spot automatically controlled processor to other field conditions signals of its feedback, but supervisory control comuter does not provide direct electric power supply to other field apparatuss; Consider and be convenient to execute-in-place after the dangerous material leakage accident occurs and routine servicing is convenient, on-the-spot automatically controlled processor usually be laid in setting should the Bridgehead by Blastig hardened verge of anxious system one end on, and carry out the lightning protection technological processing for explosion protection feature; On-the-spot automatically controlled processor is connected by signal transmssion line with the emergency lagoon level monitoring system and is connected with the automatically controlled butterfly valve of runoff, emergent automatically controlled butterfly valve, treatment pond level monitoring system, and main running program is as follows:
Do not cause danger during the product leakage accident when daily, emergent automatically controlled butterfly valve in the automatic control system is in closed condition, the automatically controlled butterfly valve of runoff is in opening, deck runoff enters in the deck runoff disposal system by the runoff electrically-controlled valve after entering emergent regulating reservoir through collection system, be provided with the treatment pond tank level control system in the deck runoff treatment pond, when initial stage rainwater (30min rainwater before generally according to the single game rainfall) when reaching treatment pond level monitoring system setting height, level monitoring system can be to field control processor feedback response signal, finally judge that according to predefined program the automatically controlled processor in backward scene feeds back to the instruction of cutting out the automatically controlled butterfly valve of runoff by supervisory control comuter, show according to correlative study, can think the deck runoff petroleum class of collecting in after this time period (greater than 30min), COD, the pollutant loads such as SS are very low, can directly discharge by regulating reservoir overflow discharge mouth; After the single game rainfall finishes, the staff of Surveillance center is according to liquid level in the runoff treating pool of supervisory control comuter demonstration, artificial or automatically perform the emptying motorized valve of opening runoff treating pool, to discharge system by deck runoff early-stage rainwater after oil skimming, the precipitation process, show according to the runoff treating pool level monitoring system, after early-stage rainwater discharging after processing in the runoff treating pool is complete, the signal that supervisory control comuter feeds back to according to the runoff treating pool level monitoring system is carried out treatment pond and is effluxed the program that motorized valve cuts out behind the automatic decision.Along with the continuous increase of road traffic and the continuous variation of transporting cargo kind; in conjunction with the environmental sensitivity requirement that will protect water body; after the oil skimming by the native system runoff treating pool, precipitation process the early-stage rainwater petroleum class, when the pollutants such as COD, SS can not reach emission request; can utilize the expandability of native system processing module, in relatively ripe pollutant advanced treatment process modules such as this system's back series connection artificial swamp, filtering ponds.
When causing danger the product leakage accident, after Surveillance center in time finds leakage accident by aforesaid emergent supervisory system, operate emergent control system by the professional and technical personnel of Surveillance center, manually opened emergent electric butterfly valve and close the runoff electric butterfly valve, this moment, emergent electric butterfly valve and emergency lagoon level monitoring system were chain in the automatic mode of different operating flow process, when the hazardous chemical of collecting in the emergent storage pool and dilution liquid level thereof reach the full pit level height of storage pool 2/3 the time, the emergency lagoon level monitoring system feeds back to the emergent high level condition audio alert of storage pool information to Surveillance center's supervisory control comuter, remind the monitoring staff to grasp early rescue site dangerous material leakage rate concrete condition, carry out the interim on-the-spot operation of extracting spillage risk product and dilution thereof.If when not carrying out interim on-the-spot extraction operation, when continuing dangerous product leakage and entering emergent storage pool, emergent storage pool liquid level will further raise, when reaching to full pond height, the emergency lagoon level monitoring system feeds back to the audio alert information that emergent storage pool completely holds to Surveillance center's supervisory control comuter, emergent electric butterfly valve autoshutdown meanwhile, the runoff electric butterfly valve is opened automatically, and then the dangerous material that leak and dilution thereof be directed in the runoff storage pool store temporarily, and then guarantee under the most extreme accident conditions, also not have in dangerous material and dilution thereof the inflow sensitive water body effective guarantee water body safety.After the accident cleaning work was finished, Surveillance center's emergency operations system was to the instruction of supervisory control comuter issue associative operation, the routine work state of operation of carrying out and close the emergency lagoon electric butterfly valve, opening the runoff electric butterfly valve.
In the middle of the above automatic control system operating process, when runoff electric butterfly valve or emergent electric butterfly valve etc. (get rusty owing to other reasons, stop up, circuit problem etc.), in the time of can't switching according to Surveillance center's instruction, corresponding valve position is automatically controlled processor feedback coherent signal to the scene, signal setting according to transmission shows the audio alert signal that valve position is not normally opened on request at supervisory control comuter, the prompting staff of Surveillance center carries out running program and examines, and carry out on-call maintenance and maintenance, if can start the on-site manual function of relevant device when running into emergency event temporarily.
Emergency operations system is to implement the important step of control center's instruction, mainly formed by emergency operations system 5 and supervisory control comuter 4, supervisory control comuter is that relevant information is judged according to setting program and processed, but when the product that face a danger leak emergent accident, need by emergency operations system supervisory control comuter issue emergency operation instruction, supervisory control comuter is by the on-the-spot automatically controlled processor conversion of Long-distance Control, and then require to start or close respective handling and emergency equipment according to Surveillance center, realize the daily purification of deck runoff and the emergency handling function of dangerous material leakage accident.
Electric power system is to realize the important foundation of automation control system, because the scene has comprised monitoring camera 1, on-the-spot automatically controlled processor 3, the automatically controlled butterfly valve 8 of runoff, emergent automatically controlled butterfly valve 12, treatment pond level monitoring system 10, the more consumers such as emergency lagoon level monitoring system 14, therefore, in the situation of conditions permit, be preferably in the bridge place and connect the stable power-supplying circuit, if really because other reasons can't be connected supply line, can be with reference to adopting the solar electric power supply system power supply, solar powered technology is relatively ripe, but will guarantee to satisfy the corresponding starting current of relevant device in the design, the requirement for restriction of voltage.
The above, it only is better embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with better embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (7)
1. sensitive water body bridge section dangerous chemical leakage monitoring and emergent treatment system is characterized in that: this system comprises dangerous chemical leakage meet an urgent need supervisory system, deck runoff collection system, hazardous chemical meet an urgent need stocking system, deck runoff disposal system and automation control system; Wherein, bridge monitoring camera (1) links to each other with the supervisory control comuter (4) of Surveillance center, and bridge crisis phone only (2) is connected with supervisory control comuter (4), more than two cover systems consist of dangerous material and leak emergent supervisory system; Deck runoff collection hole (6), runoff collection tube (15), emergent regulating reservoir (7) consist of the deck runoff collection system; Emergent automatically controlled butterfly valve (12), emergent storage pool (13) and emergency lagoon level monitoring system (14) consist of the emergent stocking system of hazardous chemical; The automatically controlled butterfly valve of runoff (8), runoff treating pool (9) and treatment pond level monitoring system (10) consist of the deck runoff disposal system; On-the-spot automatically controlled processor (3), the automatically controlled butterfly valve of runoff (8), emergent automatically controlled butterfly valve (12), treatment pond level monitoring system (10), emergency lagoon level monitoring system (14), electric power system (11), supervisory control comuter (4) and emergency operations system (5) consist of automation control system, wherein, deck runoff collection hole (6) is connected with runoff collection tube (15), runoff collection tube (15) is connected with emergent regulating reservoir (7), the hazardous chemical whether emergent regulating reservoir (7) water outlet basis leaks divides two-way outlet, one way outlet links to each other with the automatically controlled butterfly valve of runoff (8), daily deck runoff early-stage rainwater is directed in the runoff treating pool (9), in runoff treating pool, be provided with treatment pond level monitoring system (10), another outlet of emergent regulating reservoir links to each other with emergent automatically controlled butterfly valve (12), the dangerous material and the dilution thereof that occur to leak are directed in the emergent storage pool (13) of dangerous material, in the emergent storage pool of dangerous material, are provided with emergency lagoon level monitoring system (14); Valve and flange are arranged at described emergent regulating reservoir (7) bottom, and the top is provided with the overflow discharge mouth, in emergent regulating reservoir (7) bottom two-way outlet are set, and wherein footpath circulation flow path mouth will be more near the collection tube floss hole for the emergency route mouth.
2. sensitive water body bridge section dangerous chemical leakage monitoring according to claim 1 and emergent treatment system is characterized in that said supervisory control comuter (4) links to each other with on-the-spot automatically controlled processor (3) by optical fiber.
3. sensitive water body bridge section dangerous chemical leakage according to claim 2 is monitored and emergent treatment system, it is characterized in that the automatically controlled processor in said scene (3) links to each other with the automatically controlled butterfly valve of runoff (8), emergent automatically controlled butterfly valve (12), treatment pond level monitoring system (10), emergency lagoon level monitoring system (14) respectively by signal transmssion line.
4. sensitive water body bridge section dangerous chemical leakage according to claim 3 is monitored and emergent treatment system, it is characterized in that, said runoff treating pool (9) bottom is provided with automatically controlled exhaust-valve, automatically controlled exhaust-valve is connected by signal transmssion line with on-the-spot automatically controlled processor (3), and the top is provided with the overflow discharge mouth.
5. sensitive water body bridge section dangerous chemical leakage according to claim 4 is monitored and emergent treatment system, it is characterized in that, the automatically controlled butterfly valve of said runoff (8) and emergent automatically controlled butterfly valve (12) all adopt anti-corrosion treatment, the band valve position feedback has both electronic and manual operation function.
6. sensitive water body bridge section dangerous chemical leakage according to claim 5 is monitored and emergent treatment system, it is characterized in that, said treatment pond level monitoring system (10) and emergency lagoon level monitoring system (14) can realize that liquid level shows and record to have corrosion resistance and warning function continuously in the pond.
7. sensitive water body bridge section dangerous chemical leakage according to claim 6 is monitored and emergent treatment system, it is characterized in that, the said dangerous material storage pool (13) of meeting an urgent need is done antiseepage and is processed, and the top adds detachable closing cap, and closing cap adopts reinforced concrete prefabricated.
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| CN201110220584XA CN102354180B (en) | 2011-08-03 | 2011-08-03 | Hazardous chemical leakage monitoring and emergency treatment system for sensitive water body bridge section |
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| CN201110220584XA CN102354180B (en) | 2011-08-03 | 2011-08-03 | Hazardous chemical leakage monitoring and emergency treatment system for sensitive water body bridge section |
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| CN104278706A (en) * | 2013-07-08 | 2015-01-14 | 中石化洛阳工程有限公司 | Flow distribution system for accident drain water and clean rainwater of petrochemical enterprise |
| CN103362111B (en) * | 2013-07-16 | 2015-10-14 | 天津大学 | A kind of water system highway along the line or bridge vehicle rollover accident are monitored and emergency method |
| CN103437281A (en) * | 2013-07-24 | 2013-12-11 | 湖南省交通科学研究院 | Bridge deck runoff collection treatment and emergency system |
| CN103437282B (en) * | 2013-09-12 | 2016-03-30 | 山西省交通环境保护中心站 | A kind of highway bridge runoff gathering system |
| CN103821083B (en) * | 2014-03-08 | 2015-09-16 | 江苏新宇天成环保工程集团有限公司 | The process of speedway deck runoff and accident emergency system and method thereof |
| CN104775498A (en) * | 2015-04-20 | 2015-07-15 | 中国石油化工股份有限公司 | Method for controlling water environmental risks for petrochemical industries |
| CN107239061A (en) * | 2017-05-23 | 2017-10-10 | 上海市政工程设计研究总院（集团）有限公司 | A kind of bridge drainage pipeline dangerous material leak emergency method |
| CN107505336A (en) * | 2017-10-17 | 2017-12-22 | 蓝衍（郑州)环保有限公司 | Highway and grand bridge deck runoff water quality safety real-time inspection and control system |
| CN108004918A (en) * | 2017-12-03 | 2018-05-08 | 浙江临金高速公路有限公司 | Highway bridge runoff is collected and Ecological Disposal cleaning system |
| CN108218135A (en) * | 2018-02-13 | 2018-06-29 | 中山市环境保护科学研究院有限公司 | Crossing bridge environmental improvement system |
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