CN101609337A - The control method of fuel entry and exit factory unattended system of thermal power plant - Google Patents
The control method of fuel entry and exit factory unattended system of thermal power plant Download PDFInfo
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- CN101609337A CN101609337A CNA2009101356328A CN200910135632A CN101609337A CN 101609337 A CN101609337 A CN 101609337A CN A2009101356328 A CNA2009101356328 A CN A2009101356328A CN 200910135632 A CN200910135632 A CN 200910135632A CN 101609337 A CN101609337 A CN 101609337A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
A kind of control method of fuel entry and exit factory unattended system of thermal power plant, this unmanned system comprises system control module, automatic sweep apparatus, sampling sample preparation assay device and weighing device, this control method is carried out autoscan to the vehicle of turnover fuel-burning power plant, sampling, weigh and lock car and report to the police, also used location technology, automatic sampling sample preparation assay technique, voice suggestion, technology such as traffic lights prompting, improved work efficiency, the economy and the security of the operation of fuel-burning power plant have been improved, and realized factory, sampling, weigh, unload coal, empty wagons whole robotizations of weighing, saved personnel cost effectively, greatly improved production efficiency, but also realized the time period between each process of going into factory's vehicle is carried out effective monitoring, efficiently solve that into factory is disorder, greatly improved the efficient of fuel-burning power plant entry and exit factory vehicle.
Description
Invention field
The present invention relates to a kind of control method of fuel entry and exit factory unattended system of thermal power plant, relate in particular to a kind of by sample preparation chemical examination that the vehicle of turnover fuel-burning power plant is checked, sampled, weigh and lock, realize the vehicle of turnover fuel-burning power plant is carried out the unattended control method of accurate efficient monitoring.
Background technology
Along with further developing of China's economy, especially after enforcement is the power system reform of main contents with " separate the factory and network, surf the Net at a competitive price ", originally the management mode that exists with form between generator car under the planned economy condition thoroughly changes, and power plant progressively becomes the market economy main body of independent management.The fuel-burning power plant has also increased operation control pressure when obtaining bigger autonomy in production and management, cost control is exactly one of main pressure wherein.
The fuel cost of fuel-burning power plant generally accounts for the 50%-70% of generating total cost, accounts for more than 80% of variable cost.On the basis of fuel cost analysis and optimization, further enhanced fuel control can effectively reduce cost of electricity-generating, strengthens the competitiveness of unit.
Mainly there are the following problems at present in the control method of existing vehicle turnover fuel-burning power plant system: automobile comes the coal amount difficulty of unloading greatly: by daily unloading 20000 tons of 12 hours/working days, average 30 tons of meterings of each car net weight on average per hour need be unloaded 55.6 times, be the per minute automobile of will unloading, and each car can't meet this requirement from existing configuration from sampling weighing apparatus; Personnel labor intensity is excessive, automaticity is low: only reliable 24 hours all weather operations modes of the amount of unloading remedy its temporal deficiency in order to satisfy daily, and 24 hours operating personnel's increments are more, intensity is big, night safe operation coefficient is lower; The field management difficulty: because coal yard quantity is more, draw coal vehicle flow big, vehicle entry and exit factory time control ratio is chaotic, and untimely, the poor accuracy of field data transmission, has influenced statistics clearing work.
Summary of the invention
The invention provides a kind of control method that designs fuel entry and exit factory unattended system of thermal power plant at above problem, this control method is carried out autoscan, samples, weighs and locks the car warning to the vehicle of turnover fuel-burning power plant, location technology, the technology such as sample preparation assay technique, voice suggestion, traffic lights prompting of sampling have automatically also been used, improve work efficiency, improved the economy and the security of the operation of fuel-burning power plant.
The invention provides a kind of control method of fuel entry and exit factory unattended system of thermal power plant, this unmanned system comprises system control module, automatic sweep apparatus, sampling sample preparation assay device and weighing device, described system control module comprises server, client computer and network office equipment, and they interconnect by LAN (Local Area Network); Automatic sweep apparatus comprises license number recognizer and electron scanning rifle, sampling sample preparation assay device comprises automatic sampling machine, sample making apparatus and assay device, weighing device comprises weighing weighing apparatus, steady arm, car lug and traffic lights indicator, it is characterized in that this control method comprises following step: (1) is when vehicle enters factory, license number recognizer scanning car card, generate factory's record, be recorded into factory's time, produce factory's serial number; When (2) vehicle arrives sampled point, after the license number recognizer of sampled point reads the car card, acquisition is about the various data messages of vehicle, judge that vehicle dispatched from the factory time period of sampled point from last time, whether meet pre-conditionedly to time period of sampled point from going into factory, judge according to going into factory's serial number whether this vehicle jumps the queue; Electron scanning rifle scanning bar code obtains coal information under the vehicle, judges whether the colliery of the contained coal charge of vehicle allows into coal, if do not satisfy pre-conditioned, system then send lock the car alerting signal and etc. pending; If satisfy pre-conditionedly, then implement sampling operation, in the sampling operation process, automatic sampling machine is to advancing the sampled fuels of factory, and the sample sample preparation of sample making apparatus to being gathered is after sample preparation is finished, the chemical examination of employing assay device is stored the data result after the chemical examination in the server into; (3) when vehicle arrives the pound chamber, by vehicle retainer whether the stop position of vehicle on weighing weighing apparatus is correctly judged, behind the location, be updated into the loaded vehicle weight of factory's record behind the license number recognizer identification car card, the sequence number of weighing, the temporal information of weighing, judge then whether the time period from sampled point to the gross weight weighing meets pre-conditioned, if do not meet, then system then sends lock car alerting signal, under the notice vehicle road and etc. pending; (4) vehicle carries out loaded vehicle when weighing, and system log (SYSLOG) gross weight and weighing the time judges whether gross weight exceeds vehicle maximum load tonnage, if exceed, then system then send lock car alerting signal and etc. pending; (5) weigh finish after, voice prompting device prompting is weighed successfully, the traffic lights indicator is a green light, car lug is opened, road under the vehicle enters coal yard, unloads coal; (6) unload coal after the success, empty wagons returns the skin vehicle and arrives empty wagons and return skin and weigh a little, and empty wagons returns the skin vehicle and reaches empty wagons and return the skin weighing apparatus, and car lug then puts down pin, the traffic lights indicator becomes red light, by steady arm whether the stop position of vehicle on weighing apparatus is correctly judged; (7) after the vehicle location, the license number recognizer reads license number, judge from the load-carrying empty wagons of weighing a little according to the license number that reads and to return the time that skin weighs a little and whether meet pre-conditioned, if not meeting empty wagons, to return the skin vehicle pre-conditioned, then send lock car alerting signal in system, under the lock car road and etc. pending, if meet pre-conditionedly, then carry out weighing process; (8) weigh finish after, the weight of weighing according to weighing apparatus compares with the curb weight of appraising and deciding, determine whether empty wagons indicated weight amount meets and appraise and decide empty wagons and return leather mark weight, wherein appraising and deciding empty wagons returns leather mark weight and pre-determines according to vehicle, if the weight of empty wagons does not meet the empty wagons indicated weight amount of appraising and deciding, then system then sends lock car alerting signal, under the lock car road and etc. pending; When (9) empty wagons dispatches from the factory, at first the vehicle that dispatches from the factory is used license number recognizer scanning license number identification card, system's judgement automatically checks whether vehicle returns skin, then this car is returned skin point time of dispatching from the factory of weighing a little to from empty wagons and whether meet the time of appraising and deciding, if do not meet, then system then send lock car alerting signal and etc. pending, otherwise, then printed tickets and send data to database server allows this car to dispatch from the factory.
The control method of fuel entry and exit factory unattended system of thermal power plant of the present invention has produced following effect: go into factory, sampling is weighed, and unloads coal, and empty wagons is weighed and all realized robotization, has saved personnel cost effectively, has greatly improved production efficiency; Utilize the license number recognizer of the license number identification card of scanning vehicle to replace manual typing coal information, generate vehicle and go into factory's serial number, prevent that vehicle from arbitrarily jumping the queue, can effectively prevent the confusion of coal yard record, and the time period between each process of going into factory's vehicle carried out effective monitoring, efficiently solve that into factory is disorder, greatly improved the efficient of fuel-burning power plant entry and exit factory vehicle; Equipment rational division of work such as steady arm, car lug, signal lamp, voice prompting device and the display screen of weighing have realized weighing automatically of entry and exit factory vehicle, have reduced human factor, have guaranteed the accurate of continuous data.
Adopt before the control method of unmanned system, a pound chamber measure average 30 cars/hour, average 60 cars after system's input/hour, if disregard the mechanically actuated time of automatic sampling machine, according to 12 hours/working day, 700 cars of can unloading at least, and 400 cars of unloading at most originally; The field data real-time Transmission has guaranteed statistics clearing work.
Description of drawings
Fig. 1 is the system control module synoptic diagram of fuel entry and exit factory unattended system of thermal power plant;
Fig. 2 is the synoptic diagram of weighing behind the vehicle turnover pound chamber;
Fig. 3 is the process flow diagram of the control method of fuel entry and exit factory unattended system of thermal power plant;
Fig. 4 is the server failure process flow diagram of fuel entry and exit factory unattended system of thermal power plant.
Embodiment
Referring to shown in Figure 1, show the system control module of fuel entry and exit factory unattended system of thermal power plant, as shown in the figure, this system control module comprises database server 1, apps server 2, client computer 3 and network office equipment 4, their LAN (Local Area Network) interconnect, wherein database server 1 is stored the various data messages relevant with vehicle, apps server 2 is called in various data messages and is carried out logical data and use processing from database server 1 and client computer 3, data message after handling is write database server 1 or passes to client computer 3, and 3 of client computers can show data message, statistics, inquiry and printing.And, client computer comprises lock car alarm module, when lock car alarm module judges that vehicle satisfies lock spoke spare, client computer sends the alarm of lock car, vehicle locked and etc. pending, the license number recognizer wherein all is set in each position of vehicle entry and exit factory, it scans the car card, each time point to vehicle carries out record, to be used for the judgement that the entry and exit factory locking is reported to the police.
Fig. 3 shows the method that the vehicle that enters the generating plant, fuel-burning power plant is controlled, and concrete step comprises: judge whether server normally uses, if fault, then process ends.At first, automobile is gone into factory: by license number recognizer scanning car card, read vehicle number information on the factory doorway, be recorded into factory's time; According to the sequencing of vehicle arrival power plant, generate the serial number of this car automatically; If the license number scanning of going into factory less than, just send voice suggestion, it should be noted that: lock car implication in the present invention is exactly because vehicle in the entry and exit factory process violations of rules and regulations takes place, some data messages of vehicle do not satisfy pre-conditioned, stop flow operations that vehicle carrying out next step up to release, among the present invention all are pre-conditioned rule of thumb, theoretical formula or bilateral agreement pre-determine, and are written in advance in the database server of system.
Then, vehicle is sampled, when vehicle arrives sampled point, after the license number recognizer of sampled point reads the car card, acquisition is about the various data messages of vehicle, judge vehicle from last time dispatch from the factory sampled point time period and from go into factory to time period of sampled point whether meet pre-conditioned (for example, time period is too short), coal information under the electron scanning rifle scanning bar code acquisition vehicle of sample point, whether whether the colliery of judging the contained coal charge of vehicle allow into coal (according to being at supply plan in the phase or be not the ore deposit that coal is advanced in plan, bar code is issued the affiliated colliery of vehicle in advance according to advancing the coal plan), judge according to going into factory's serial number whether this vehicle jumps the queue, jump the queue and to cause the vehicle of fuel-burning power plant disorder, thereby influence the efficient of the coal of unloading of whole fuel-burning power plant; If do not satisfy pre-conditioned, system then send the lock car alerting signal and etc. pending; If all satisfy pre-conditioned, then implement sampling, in sampling process, automatic sampling machine is to advancing the sampled fuels of factory, the sample sample preparation of sample making apparatus to being gathered, after sample preparation is finished, adopt the assay device chemical examination, the data result after the chemical examination is stored in the server, and next carry out following step, after chemical examination,, then detain the ton or the return of goods or price reduction and handle if result of laboratory test is represented the ature of coal existing problems.
Judge jumping the queue below and be described in detail, for the judgement of whether jumping the queue, a scope is set, go into factory's serial number if arrive the vehicle of sampled point, greater than the scope that is provided with, send alerting signal with regard to system, and etc. pending, otherwise be normal vehicle, for example: the scope of jumping the queue of setting is 3, is No. 3 car when going into factory's serial number, after going into factory's sampling, if there are No. 4 cars not arrive sampled point, then No. 5 cars or No. 6 cars have arrived sampled point, and No. 5 cars or No. 6 cars also allow sampling, if No. 8 car arrives the sampled point sampling then the violation of thinking to jump the queue, if the n car samples, then go into factory's serial number and sample smaller or equal to n+3 number haulage vehicle, think eligible (both number the sampling in order, do not jump the queue in violation of rules and regulations), if serial number arrives the sampled point sampling greater than the car of n+3, then think and jump the queue in violation of rules and regulations, then lock this car and etc. pending.The scope of jumping the queue can be regulated according to field conditions, vehicle flowrate for example, and on-the-spot climatic environments etc. are jumped the queue and are judged and can be arranged on each location point that vehicle is gone into factory, for example also can be arranged on to weigh a little etc.
As shown in Figure 2, show the synoptic diagram of weighing behind the vehicle turnover pound chamber.Loaded vehicle vehicle 5 sails gross weight weighing pound chamber 6 into, be also referred to as first pound of chamber 6, in gross weight weighing step, vehicle arrives gross weight weighing weighing apparatus, after at first weighing on the coaler, determine by steady arm 8 whether the position of this car on weighing apparatus be correct, if incorrect then, require this car weight newly to go up weighing apparatus, export car lug 10 simultaneously and lift cross bar 11 and allow road under these cars by the positional fault of these cars of voice prompting device 9 prompting on weighing apparatus, license number recognizer 7 obtains license number by antenna 12 scanning license number identification cards during correct position, after weighing apparatus on the vehicle, traffic lights indicator 13 is a red light, and expression has vehicle to go up weighing apparatus, the back vehicle please be waited for, if traffic lights indicator 13 is a green light, represent that then vehicle can abovely weigh, if after the correct weighing, vehicle is weighing apparatus down, carry out next step step, wherein, 14 pairs of whole weighing processes of video camera carry out whole process and take pictures and record a video, inquire about being used for, video camera can be arranged on the sampling that vehicle enters the fuel-burning power plant in the future, weigh and wait each position.
Judge according to license number whether the time period that this car weighs from sampled point to the gross weight weighing meets pre-conditioned, if do not meet pre-conditioned (for example, overtime) then this car time of voice suggestion does not meet pre-conditioned, require its road down, the alarm lock car, because if the time period that vehicle weighs from sampled point to the gross weight weighing is long, exceed and pre-conditionedly then can the order and the efficient of whole entry and exit factory vehicle be exerted an influence, it is in order to stop managerial leak that vehicle is locked car, prevent cheating, simultaneously car lug lifts cross bar and allows road under this car, and etc. pending; If meet gross weight pre-conditioned then this car of weighing;
If that gross weight does not meet is pre-conditioned (surpass the dead weight of this car or less than minimum indicated weight) then voice prompting device is pointed out this car to weigh not meet pre-conditioned, the alarm lock car requires its road down, and car lug lifts cross bar and allows road under this car, and etc. pending;
If it is pre-conditioned that above judgement all meets, then write down the gross weight and the weighing time of this car, voice prompting device is pointed out this car to weigh and is finished and please it descend road, and car lug lifts cross bar and allows road under this car; This car enters coal yard and unloads coal.
Also can be referring to Fig. 2, coaler arrives tare weight weighing pound chamber 15 after unsnatching coal, be also referred to as second pound of chamber, the vehicle parking judgement that puts in place: on the coaler behind the weighing apparatus, determine by steady arm 16 whether the position of this car on weighing apparatus be correct, if incorrect by voice prompting device 17 these cars the weighing apparatus on positional fault, require this car weight newly to go up weighing apparatus, the outlet car lug 18 of second pound of chamber 15 lifts cross bar 19 and allows road under this car simultaneously, this car weight is newly gone up weighing apparatus, license number recognizer 20 obtains license number by antenna 21 scanning license number identification cards when correct, and wherein after weighing apparatus on the vehicle, the traffic lights indicator 22 of second pound of chamber 15 is a red light, expression has vehicle to go up weighing apparatus, the back vehicle please be waited for, if traffic lights indicator 22 is a green light, represents that then vehicle can abovely weigh.
Wherein in first pound of chamber 6 and second pound of chamber 15, there are display screen 25 and 23, each state of weighing of vehicle is shown.
Be weighed to the tare weight weighing time period from gross weight and meet pre-conditioned sex determination: judge according to license number whether this car meets pre-conditioned from the time period that gross weight is weighed to the tare weight weighing, if do not meet pre-conditioned (for example, overtime), then this car time of voice suggestion does not meet pre-conditioned its road down that requires, the alarm lock car, simultaneously car lug lifts cross bar and allows road under this car, and etc. pending; If meet tare weight pre-conditioned then this car of weighing.
If that tare weight does not meet is pre-conditioned (not in the scope that this car indicated weight allows) then voice prompting device is pointed out this car to weigh not meet pre-conditioned, require its road down, alarm lock car, car lug lift cross bar and allow road under this car, and etc. pending;
If it is pre-conditioned that above judgement all meets, then write down the tare weight and the weighing time of this car, voice prompting device is pointed out this car to weigh and is finished and please it descend road, and car lug lifts cross bar and allows road under this car, and this car dispatches from the factory;
When coaler arrives and to dispatch from the factory the doorway, read license number and write down the time of making the product; Judge whether this car has returned skin, if do not return skin just report to the police and lock this car and etc. pending.
Be weighed to time of making the product section from tare weight and meet pre-conditioned sex determination: judge that according to license number this railway carriage heavily is weighed to the time period of dispatching from the factory and whether meets pre-conditioned (for example, overtime), if do not meet pre-conditioned would give the alarm and etc. pending;
Whether satisfy pre-conditionedly according to this car, judge whether and to dispatch from the factory; Give the car owner if above judgement meets pre-conditioned printed tickets, allow this car to dispatch from the factory.
Each position at entry and exit factory is provided with video monitor, the video camera 14 of gross weight weighing pound chamber 6 for example, vehicle to entry and exit factory carries out video monitoring, and in system, also increase centralized control room, by the video monitoring process of unloading, also can pass through network real-time monitoring raw data, the unusual and fault alarm information of inquiry in time.
As shown in Figure 4, when system server or network are inactive because of fault, guarantee that heavy pound crosses the network-in-dialing that weighing apparatus and empty wagons return skin, system automaticallyes switch, make the system business can normal process, in the time of system recovery automatically data importing in server, treatment scheme is as follows: after vehicle enters factory, do not produce queue number (advancing factory's serial number), directly enter heavy duty and weigh; In heavy duty is weighed, the scanning license number, colliery numbering is weighed and is detained ton, not judgement time legitimacy and gross weight legitimacy; Carry out empty wagons and return skin and weigh according to the weigh license number of scanning of heavy duty, judge whether to return skin, printed tickets, in the time of system recovery data importing in server, if in violation of rules and regulations vehicle is locked car and handled in recovery system, and when going into factory next time, handles by vehicle.
Claims (2)
1. the control method of a fuel-burning power plant vehicle entry and exit factory unmanned system, wherein the unmanned system comprises system control module, automatic sweep apparatus, sampling sample preparation assay device and weighing device, described system control module comprises server, client computer and network office equipment, and they interconnect by LAN (Local Area Network); Automatic sweep apparatus comprises license number recognizer and electron scanning rifle, sampling sample preparation assay device comprises automatic sampling machine, sample making apparatus and assay device, weighing device comprises weighing weighing apparatus, steady arm, car lug and traffic lights indicator, it is characterized in that this control method comprises following step:
When (1) vehicle entered factory, license number recognizer scanning car card judges whether vehicle exists record in violation of rules and regulations, and was pending if existence then waits, and generates factory's record, is recorded into factory's time, produces factory's serial number;
When (2) vehicle arrives sampled point, after the license number recognizer of sampled point reads the car card, acquisition is about the various data messages of vehicle, judge that vehicle dispatched from the factory time period of sampled point from last time, whether meet pre-conditionedly to time period of sampled point from going into factory, judge according to going into factory's serial number whether this vehicle jumps the queue; Electron scanning rifle scanning bar code obtains the vehicle coal information, judges whether the colliery of the contained coal charge of vehicle allows into coal, if do not satisfy pre-conditioned, system then send lock the car alerting signal and etc. pending; If satisfy pre-conditionedly, then implement sampling operation, in the sampling operation process, automatic sampling machine is to advancing the sampled fuels of factory, and the sample sample preparation of sample making apparatus to being gathered is after sample preparation is finished, the chemical examination of employing assay device is stored the data result after the chemical examination in the server into;
(3) when vehicle arrives the pound chamber, by vehicle retainer whether the stop position of vehicle on weighing weighing apparatus is correctly judged, behind the location, be updated into the loaded vehicle weight of factory's record behind the license number recognizer identification car card, the sequence number of weighing, the temporal information of weighing, judge then whether the time period from sampled point to the gross weight weighing meets pre-conditioned, if do not meet, then system then sends lock car alerting signal, under the notice vehicle road and etc. pending;
(4) vehicle carries out loaded vehicle when weighing, and system log (SYSLOG) gross weight and weighing the time judges whether gross weight exceeds vehicle maximum load tonnage, if exceed, then system then send lock car alerting signal and etc. pending;
(5) weigh finish after, voice prompting device prompting is weighed successfully, the traffic lights indicator is a green light, car lug is opened, road under the vehicle enters coal yard, unloads coal;
(6) unload coal after the success, empty wagons returns the skin vehicle and arrives empty wagons and return skin and weigh a little, and empty wagons returns the skin vehicle and reaches empty wagons and return the skin weighing apparatus, and car lug then puts down pin, the traffic lights indicator becomes red light, by steady arm whether the stop position of vehicle on weighing apparatus is correctly judged;
(7) after the vehicle location, the license number recognizer reads license number, judge from the load-carrying empty wagons of weighing a little according to the license number that reads and to return the time that skin weighs a little and whether meet pre-conditioned, if not meeting empty wagons, to return the skin vehicle pre-conditioned, then send lock car alerting signal in system, under the lock car road and etc. pending, if meet pre-conditionedly, then carry out weighing process;
(8) weigh finish after, the weight of weighing according to weighing apparatus compares with the curb weight of appraising and deciding, determine whether empty wagons indicated weight amount meets and appraise and decide empty wagons and return leather mark weight, wherein appraising and deciding empty wagons returns leather mark weight and pre-determines according to vehicle, if the weight of empty wagons does not meet the empty wagons indicated weight amount of appraising and deciding, then system then sends lock car alerting signal, under the lock car road and etc. pending, if meet tare weight weigh condition, then printed tickets;
When (9) empty wagons dispatches from the factory, at first the vehicle that dispatches from the factory is used license number recognizer scanning license number identification card, system's judgement automatically checks whether vehicle returns skin, then this car is returned skin point time of dispatching from the factory of weighing a little to from empty wagons and whether meet the time of appraising and deciding, if do not meet, then system then send lock car alerting signal and etc. pending, otherwise, send data to database server, allow this car to dispatch from the factory.
2. the method for claim 1 can comprise also in the step (2) that wherein chemically examining back discovery ature of coal existing problems detains ton or handling return.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009101356328A CN101609337B (en) | 2009-04-23 | 2009-04-23 | Control method for fuel entry and exit factory unattended system of thermal power plant |
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| CN2009101356328A CN101609337B (en) | 2009-04-23 | 2009-04-23 | Control method for fuel entry and exit factory unattended system of thermal power plant |
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| CN101609337A true CN101609337A (en) | 2009-12-23 |
| CN101609337B CN101609337B (en) | 2011-03-30 |
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