CN201548614U - Electric motor train unit energy measuring device based on network transmission - Google Patents
Electric motor train unit energy measuring device based on network transmission Download PDFInfo
- Publication number
- CN201548614U CN201548614U CN2009202482268U CN200920248226U CN201548614U CN 201548614 U CN201548614 U CN 201548614U CN 2009202482268 U CN2009202482268 U CN 2009202482268U CN 200920248226 U CN200920248226 U CN 200920248226U CN 201548614 U CN201548614 U CN 201548614U
- Authority
- CN
- China
- Prior art keywords
- energy
- voltage
- network
- train
- electric motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y02B60/50—
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses an electric motor train unit energy measuring device based on network transmission, which is characterized in that a 25kV high-voltage voltage transformer and a 25kV high-voltage current transformer which are integrated together are adopted to detect and convert voltage and current of an electric motor train unit on the top thereof during working, convert the voltage and the current into low voltage and low current which can be used for statistic and metering, convert the low voltage and the low current into electric energy signals through a signal processing board arranged inside an instrument box, convert the electric energy signals into train bus network signals through an analogue to digital converting board and a network modulating transmission board which are arranged inside the instrument box, transmit the train bus network signals to an energy recording device arranged in a driver's cab through a train bus, realize real-time display and storage of electric energy, transmit energy information to a ground train running dispatching center through a wireless communication network, and realize real-time ground monitoring of train electric energy, thereby ensuring train running safety. The electric motor train unit energy measuring device realizes nearby acquisition and remote transmission of electric energy, not only increases efficiency, but also is favorable for network upgrading and improvement of the electric motor train unit.
Description
Technical field
The utility model relates to electric locomotive or electric motor car group energy measuring apparatus and wireless transmission.
Background technology
Electric locomotive now or electric motor car group mostly adopt the power supply of 25kV power frequency AC, in the process that electric locomotive or electric motor car group are travelled, by pantograph power taking from the electrical network, for record electricity locomotive or electric motor car group operating position in operational process to electric energy, current at present way is that a 25kV high voltage potential transformer and a 25kV high-tension current inductor are installed on electric locomotive or electric motor car group roof, instantaneous acquiring voltage and current signal, by mutual inductor with high tension voltage, the high-tension current conversion is into about the voltage of 100V, the electric current of about 5A, again by lead with voltage, electric current is given the watt-hour meter that is located in the car, is used for carrying out the record of electric flux.
The benefit of this way is easy, but because watt-hour meter is located in the compartment, the driver can't see immediately in the process of cab driving, bury potential faults.If watt-hour meter is installed in cab, and, increased the error on measuring and writing down because the increase of transmission range certainly will cause the decay of low-voltage, low current signal.Finally cause measurement data inaccurate.And 100V voltage and 5A electric current directly introduce cab, and be also dangerous especially.
Therefore, a kind of novel railway electric locomotive that can effectively address these problems, electric motor car group measure and the electric energy pen recorder arises at the historic moment.Its adopts train bus-line Network Transmission principle, will have voltage, the current signal of simulation convert to can Network Transmission bus signals, thereby avoided the loss of signal long-distance transmissions effectively.Can directly deliver in the energy registering instrument by bus energy delivered signal, and can be delivered on the network of permutation car, pass to the display unit of cab easily, can also this signal be passed to the train operation dispatch manage system chamber that is arranged on ground by the wireless telecommunications net, realize the instant ground monitoring of train electric flux, thereby guarantee the driving safety of train.
Summary of the invention
Proposition of the present utility model is intended to design a kind of electric locomotive, electric motor car group energy measuring apparatus, on the one hand, satisfy the actual needs of existing vehicle energy record, on the other hand, the record data of energy are informed driver or ground train scheduling personnel more quickly, reach the purpose of killing two birds with one stone.
Technical solution of the present utility model is achieved in that
A kind of electric motor car group energy measuring apparatus of transmission Network Based,
Comprise a high pressure acquisition instrument case, it is characterized in that: integrated high voltage potential transformer and high-tension current inductor are housed on the instrument box, energy is housed in the case calculates plate, analog quantity/digital quantity conversion equipment and digital quantity input integrated circuit board, wherein said integrated form voltage/current transformer bends by the electrical network power taking by electricity, the 25kV line voltage is transformed to by the 100V voltage signal of its low pressure end output and the current signal of 5A, its low pressure end successively with instrument box in energy calculate plate, analog quantity/digital quantity conversion equipment and special digital amount tablet card connection, 100V voltage signal and 5A current signal multiplied each other obtain the simulating signal of energy, be transformed to digital quantity signal by described analog quantity/digital quantity conversion equipment, be processed into the digital signal of on network, transmitting by train special digital amount input integrated circuit board, showing on the display screen of energy registering instrument or be transferred to by wireless launcher on the terminal at train scheduling center on ground by network.
Described train special digital amount input integrated circuit board is MVB network board or CAN network board.
Compared with prior art, the utility model has the advantages that conspicuous, mainly show its compatibility, reliability and applicability, on the basis of satisfying the requirement of present electric locomotive or electric motor car group, voltage signal and current signal are transformed into digital signal output, make the record of measurement, transmission and energy more convenient.And then enlarged the functions of use of energy pen recorder, also reduced the accident potential of locomotive.
Description of drawings
The utility model drawings attached 1 width of cloth, wherein:
Fig. 1 is the basic circuit principle schematic of the utility model measurement mechanism.
In the drawings: 1, integrated form high voltage potential transformer and high-tension current inductor, 2, integrated instrument box, 3, analog quantity/digital quantity conversion equipment, 4, train special digital amount input integrated circuit board, 5, energy pen recorder, 6, data display equipment, 7, the terrestrial wireless receiving trap, 8, train communication network (wired), 9, train communication network (wireless).
Embodiment
The electric motor car group energy measuring apparatus of transmission Network Based as shown in Figure 1, it is characterized in that: the 100V voltage signal that line voltage 25kV is transformed into by the voltage transformer (VT) that is integrated in one at first, the 5A voltage signal that the electric current (maximum 1000A) of current transformer during vehicle operation is transformed into, calculating plate by the energy that is arranged on integrated instrument box inside multiplies each other voltage signal and current signal and obtains the energy simulating signal, convert the digital quantity that can carry out network delivery to by analog quantity/digital quantity conversion equipment again, by Train Control special digital amount input integrated circuit board, as the MVB integrated circuit board, the CAN integrated circuit board, and digital quantity converted to the MVB interface that can carry out network delivery, CAN interface or other interfaces, by the train communication network energy signal is transmitted on the train communication network with digital form, at last, show by the energy pen recorder that is connected on the train communication network, perhaps show by driver's display apparatus module that Presentation Function is installed information of carrying out with network interface.Various buttons can also be provided with in addition, the switching of demonstration can be exported.
Simultaneously, if on the train communication network, be connected with wireless launcher, can also by wireless launcher with data transmission to the wireless train communication network, so that this signal is passed to the train operation dispatch manage system chamber that is arranged on ground by the wireless telecommunications net, realize the instant ground monitoring of train electric flux, thereby guarantee the driving safety of train.
Claims (2)
1. the electric motor car group energy measuring apparatus of a transmission Network Based, comprise a high pressure acquisition instrument case, it is characterized in that: integrated high voltage potential transformer and high-tension current inductor are housed on the instrument box, energy is housed in the case calculates plate, analog quantity/digital quantity conversion equipment and digital quantity input integrated circuit board, wherein said integrated form voltage/current transformer bends by the electrical network power taking by electricity, the 25kV line voltage is transformed to by the 100V voltage signal of its low pressure end output and the current signal of 5A, its low pressure end successively with instrument box in energy calculate plate, analog quantity/digital quantity conversion equipment and special digital amount tablet card connection, 100V voltage signal and 5A current signal multiplied each other obtain the simulating signal of energy, be transformed to digital quantity signal by described analog quantity/digital quantity conversion equipment again, be processed into the digital signal of on network, transmitting by train special digital amount input integrated circuit board, showing on the display screen of energy registering instrument or be transferred to by wireless launcher on the terminal at train scheduling center on ground by network.
2. the electric motor car group energy testing apparatus of transmission Network Based according to claim 1 is characterized in that described train special digital amount input integrated circuit board is MVB network board or CAN network board.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202482268U CN201548614U (en) | 2009-11-17 | 2009-11-17 | Electric motor train unit energy measuring device based on network transmission |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202482268U CN201548614U (en) | 2009-11-17 | 2009-11-17 | Electric motor train unit energy measuring device based on network transmission |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201548614U true CN201548614U (en) | 2010-08-11 |
Family
ID=42603790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009202482268U Expired - Fee Related CN201548614U (en) | 2009-11-17 | 2009-11-17 | Electric motor train unit energy measuring device based on network transmission |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201548614U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105353207A (en) * | 2015-10-14 | 2016-02-24 | 北京交通大学 | Train operation energy consumption metering system based on ZigBee |
CN105699763A (en) * | 2016-03-09 | 2016-06-22 | 苏州市万松电气有限公司 | Acquisition and analysis system and method for energy consumption data of train electrical equipment |
CN110031674A (en) * | 2019-04-25 | 2019-07-19 | 宁波中车时代传感技术有限公司 | Motor train unit train energy consumption metering system and method |
-
2009
- 2009-11-17 CN CN2009202482268U patent/CN201548614U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105353207A (en) * | 2015-10-14 | 2016-02-24 | 北京交通大学 | Train operation energy consumption metering system based on ZigBee |
CN105699763A (en) * | 2016-03-09 | 2016-06-22 | 苏州市万松电气有限公司 | Acquisition and analysis system and method for energy consumption data of train electrical equipment |
CN110031674A (en) * | 2019-04-25 | 2019-07-19 | 宁波中车时代传感技术有限公司 | Motor train unit train energy consumption metering system and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101113993B (en) | Device for measuring the electrical energy provided through high voltage wire to a railway traction engine | |
CN201548614U (en) | Electric motor train unit energy measuring device based on network transmission | |
CN104890680A (en) | Grid switching method of control system for inner-city rapid rail vehicles and control system | |
CN101408465A (en) | Method for on-line monitoring conversion resistance force of switch machine | |
CN202013378U (en) | Digital electricity quantity metering device for subway electric passenger train | |
CN103715909A (en) | Electric locomotive electronic mutual inductor and application method thereof | |
CN102035400A (en) | Ground power supply system of motor train unit | |
CN104535833B (en) | A kind of vehicle-mounted electric energy detection method and system | |
CN209454771U (en) | C2 column control vehicle-mounted cabinet based on EVC platform | |
CN103513137A (en) | Traction power supply information acquisition system based on synchronous measurement | |
CN102435814A (en) | Measuring device for arc voltage of direct current breaker | |
CN109270324A (en) | A kind of urban track traffic rail potential measurement method | |
CN102680758A (en) | Digitalized optical fiber voltage transformer | |
CN202649276U (en) | Digitalized fiber voltage transformer | |
CN104648161A (en) | Anti-breaking device for contact line of electric locomotive | |
CN111049260B (en) | System for monitoring alternating current-direct current signals of railway passenger vehicles | |
CN203759853U (en) | Trip signal wireless transceiving device of cost-controlled intelligent electric energy meter | |
CN201750230U (en) | Intelligentized substation multi-function intelligent terminal | |
CN109444455A (en) | A kind of indirect induction type locomotive speed signal acquisition method and device | |
CN202145218U (en) | Live aerial line current real-time measuring apparatus | |
CN215813021U (en) | Energy consumption recording system for urban rail transit vehicle | |
CN102385012A (en) | Monitoring system of electromagnetic environment of vehicle-mounted train control equipment for train | |
CN207705833U (en) | A kind of digital display device for bank base conversion power supply system | |
CN106020074A (en) | One-valuing one-adding diagnosis functional safety analog input circuit | |
KR101903009B1 (en) | System for fault localization using smart energy meter of electric railway cars |
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: 20100811 Termination date: 20111117 |