CN203759159U - Electric quantity recorder of electric locomotive - Google Patents
Electric quantity recorder of electric locomotive Download PDFInfo
- Publication number
- CN203759159U CN203759159U CN201420090329.7U CN201420090329U CN203759159U CN 203759159 U CN203759159 U CN 203759159U CN 201420090329 U CN201420090329 U CN 201420090329U CN 203759159 U CN203759159 U CN 203759159U
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- Prior art keywords
- electric
- locomotive
- processing unit
- central processing
- registering instrument
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- 230000003137 locomotive effect Effects 0.000 title claims abstract description 73
- 238000012545 processing Methods 0.000 claims description 35
- 230000005611 electricity Effects 0.000 claims description 19
- 241000208340 Araliaceae Species 0.000 claims description 16
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims description 16
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 16
- 235000008434 ginseng Nutrition 0.000 claims description 16
- 101100152504 Arabidopsis thaliana TAX2 gene Proteins 0.000 claims description 4
- 238000012806 monitoring device Methods 0.000 claims description 4
- 230000002776 aggregation Effects 0.000 claims description 3
- 238000004220 aggregation Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Recording Measured Values (AREA)
Abstract
The utility model, which belongs to the technical field of power acquisition of the electric locomotive, provides an electric quantity recorder of an electric locomotive. The electric quantity recorder consists of an electric parameter acquisition module, a locomotive monitor, a central processor, a clock circuit, and a storage circuit; and the electric parameter acquisition module, the locomotive monitor, the clock circuit and the storage circuit are respectively connected to the central processor.
Description
Technical field
The utility model belongs to electric locomotive electric quantity acquisition technical field, relates in particular to a kind of electric locomotive electric weight registering instrument.
Background technology
Along with the rapid growth of China's electric railway operation mileage, diesel locomotive is replaced by electric locomotive gradually, and the consumption of electric energy has been an important expenditure of current rail transport.Economic rapid growth, continuing to increase of transport task, requires to improve the operation efficiency of electric locomotive.Under such situation, new management, maintenance system and locomotive service on buses or trains system are arisen at the historic moment, and long routing crew shifting system is able to large area and implements, and operation efficiency and the traction load of electric locomotive improve greatly, and cross-channel kilometer constantly extends.But due to the implementation of long routing crew shifting system, also produced new problem, i.e. crew member's electricity consumption situation, without the examination standard of science, causes the electricity consumption situation of electric locomotive to grasp simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of electric locomotive electric weight registering instrument, overcomes problems of the prior art, realizes electric locomotive electricity consumption situation is gathered accurately and measured.
For realizing above object, the utility model proposes a kind of electric locomotive electric weight registering instrument, this electric locomotive electric weight registering instrument comprises electricity ginseng acquisition module, locomotive monitor device, central processing unit, clock circuit and memory circuit; Described electricity ginseng acquisition module, described locomotive monitor device, described clock circuit and described memory circuit are connected to respectively described central processing unit.
According to an aspect of the present utility model, described electricity ginseng acquisition module is connected to described central processing unit by RS-485 bus.
According to an aspect of the present utility model, described electricity ginseng acquisition module is EDA9011D Intelligent single-phase electrical quantity aggregation of data acquisition module, is connected to described central processing unit by MAX3485 communication chip.
According to an aspect of the present utility model, described electricity ginseng acquisition module is for gathering the electrical quantity of electric locomotive main transformer secondary side and being automatically uploaded to described central processing unit.
According to an aspect of the present utility model, described locomotive monitor device is TAX2 type locomotive safety information comprehensive monitoring device, is connected to described central processing unit by ADM2483 differential bus transceiver.
According to an aspect of the present utility model, described locomotive monitor device is for monitoring power electric locomotive work information and this information is sent to described central processing unit.
According to an aspect of the present utility model, described central processing unit is C8051F340 type microcontroller.
According to an aspect of the present utility model, described memory circuit, for storing the electric locomotive information about power from central processing unit, comprises the TF card that carries out data transmission between described central processing unit by SPI interface.
According to an aspect of the present utility model, described memory circuit also comprises the USB flash disk unloading circuit being connected with described central processing unit.
According to an aspect of the present utility model, described USB flash disk unloading circuit is CH375B integrated chip.
According to an aspect of the present utility model, described electric locomotive electric weight registering instrument also comprises the clock circuit being connected with described central processing unit.
According to an aspect of the present utility model, described clock circuit is DS1302 chip, is connected with described central processing unit by I2C bus.
According to an aspect of the present utility model, described electric locomotive electric weight registering instrument also comprises the display circuit being connected with described central processing unit.
According to an aspect of the present utility model, described electric locomotive electric weight registering instrument also comprises shell.
Brief description of the drawings
Fig. 1 is the hardware connection diagram of the electric locomotive electric weight registering instrument that the utility model proposes;
Fig. 2 is according to the circuit diagram of the RS-485 interface of the use MAX3485 realization of an embodiment of the utility model;
Fig. 3 is the pin assignment definition figure according to the CPU of an embodiment of the utility model;
Fig. 4 is the TF card interface circuit figure according to an embodiment of the utility model;
Fig. 5 is the USB flash disk function circuit figure according to an embodiment of the utility model;
Fig. 6 is according to the clocking scheme of an embodiment of the utility model;
Fig. 7 is the schematic diagram connecting according to the electric locomotive electric weight registering instrument part assembly hardware of an embodiment of the utility model.
Embodiment
The following stated is better embodiment of the present utility model, does not therefore limit protection domain of the present utility model.
Fig. 1 is according to the hardware connection diagram of the electric locomotive electric weight registering instrument of an embodiment.As shown in Figure 1, described electric locomotive electric weight registering instrument comprises electricity ginseng acquisition module, locomotive monitor device, central processing unit (CPU), clock circuit, memory circuit etc., wherein, described electricity ginseng acquisition module, locomotive monitor device, clock circuit, memory circuit are connected to respectively central processing unit.
Wherein, described electricity ginseng acquisition module is for gathering the electrical quantity of electric locomotive, concrete, can gather the electrical quantity (comprising voltage, electric current, active power, reactive power, power factor (PF), frequency, applied power etc.) in main-transformer secondary side, and the electrical quantity of collection can be uploaded to central processing unit automatically.According to an embodiment of the present utility model, between central processing unit and described electricity ginseng acquisition module, adopt RS-485 bus to communicate.According to another embodiment of the present utility model, can use EDA9011D module to realize described electricity ginseng acquisition module, and use MAX3485 to realize described RS-485 bus (the RS-485 interface circuit figure that as shown in Figure 2, uses MAX3485 to realize).Described EDA9011D module is an Intelligent single-phase electrical quantity aggregation of data acquisition module, the electrical quantity such as voltage in Measurement accuracy single phase alternating current circuit, electric current (real effective), active power, reactive power, power factor, frequency, applied power, fundamental active power, harmonic wave active power, First Harmonic Reactive Power, forward and reverse active electrical degree, forward and reverse idle electric degree.And be with 2 way switch amount inputs, 2 way switch amount outputs (can be set to the output of reporting to the police), 2 road active energy pulses to export and 1 tunnel 4～20mA analog outputs.Update cycle 40mS～the 1000mS of module real time data can arrange; Data can be uploaded automatically.
Recorded information and the power consumption data of described locomotive monitor device have close relationship, only have and synchronously obtain further power consumption rule and the rule with electric locomotive operating mode analyzed of these data ability, for the power consumption calculating in various situations provides foundation.According to an embodiment of the present utility model, can use locomotive monitor device described in TAX2 type locomotive safety information comprehensive monitoring device specific implementation.According to another embodiment of the present utility model, described central processing unit can be realized and communicating by letter with described TAX2 type locomotive safety information comprehensive monitoring device by ADM2483 differential bus transceiver.
According to an embodiment of the present utility model, central processing unit (CPU) can select Xinhua's dragon maturation, stable prod C8051F340 as central processing unit (CPU), and this device uses the patent CIP-51 microcontroller kernel of Silicon Labs.CIP-51 and MCS-51TM instruction set are completely compatible, can use the assembler of standard 803x/805x and compiler to carry out software development.CIP-51 kernel has all external components of standard 8052, comprises that 4 16 digit counters/timers, two have the full duplex UART of expansion baud rate configuration, Enhanced SPI port, nearly internal RAM, 128 byte special function register (SFR) address spaces and 40 I/O pins (Fig. 3 shows the pin assignment definition figure of CPU) nearly of 4352 bytes.Adopt in sheet Silicon Labs two wires (C2) development interface allow to use the product MCU being arranged in final application system carry out non-intrusion type (not taking resource in sheet), at full speed, in system debug.Debug logic support is observed and amendment storer and register, supports breakpoint, single step, operation and halt command.In the time using C2 to debug, all analog-and digital-peripheral hardwares all can global function operation.
CPU obtains data that electricity ginseng acquisition module gathers and the monitor data of locomotive monitor device, can analyze and store, the data after storage can unloading for further analysis.For this reason, described electric locomotive electric weight registering instrument also can comprise memory circuit.Described memory circuit comprises the TF card (Fig. 4 shows TF card interface circuit) that carries out data transmission between CPU by SPI interface; Also comprise the USB flash disk unloading circuit being connected with CPU, according to an aspect of the present utility model, described USB flash disk unloading circuit can use CH375B integrated chip specific implementation (Fig. 5 shows USB flash disk function circuit).When USB flash disk unloading circuit connects when USB flash disk, can be automatically data conversion storage to USB flash disk.
According to an aspect of the present utility model, described electric locomotive electric weight registering instrument also comprises the clock circuit being connected with CPU.According to an embodiment of the present utility model, described clock circuit is connected with CPU by I2C bus, and specific implementation is DS1302 chip.Described DS1302 chip crystal oscillator is 32.768k, after device power-off, backup battery keeps clock normally to move, and its 31 bytes of storage space that carry are for preserving the necessary informations (Fig. 6 shows clock circuit) such as TF card current address, software version, electric current and voltage range simultaneously.
On the basis that has provided above-mentioned various concrete chips, realize hardware connection and comprise multiple possible embodiment, therefore, Fig. 7 only shows wherein a kind of hardware catenation principle figure of the partial circuit assembly that adopts concrete chip, connected mode between other chip does not repeat them here, those skilled in the art can adjust according to actual needs, for example, change connected mode or change required chip etc.In addition, according to an aspect of the present utility model, described electric locomotive electric weight registering instrument also can comprise display circuit, and the LCD display being for example connected with CPU, for directly showing total electric weight and related electrical parameters or other required data.
Described electric locomotive electric weight registering instrument also can comprise shell, for holding above-mentioned modules or circuit.These modules or circuit can be bolted in special shell, and wherein key position designs and use vibration-absorptive material, to reduce vibratory impulse; Install special shell and have certain waterproof and dust reduction capability, the employing of these technology and technique has ensured that this registering instrument can adapt to working environment severe on locomotive.
Should note; the embodiment that the utility model proposes and application be the object for illustrating only;, as the restriction to the utility model protection domain, those skilled in the art can not modify to meet actual needs to embodiment of the present utility model.
Claims (14)
1. an electric locomotive electric weight registering instrument, is characterized in that:
Described electric locomotive electric weight registering instrument comprises electricity ginseng acquisition module, locomotive monitor device, central processing unit, clock circuit and memory circuit; Described electricity ginseng acquisition module, described locomotive monitor device, described clock circuit and described memory circuit are connected to respectively described central processing unit.
2. electric locomotive electric weight registering instrument according to claim 1, is characterized in that:
Described electricity ginseng acquisition module is connected to described central processing unit by RS-485 bus.
3. electric locomotive electric weight registering instrument according to claim 2, is characterized in that:
Described electricity ginseng acquisition module is EDA9011D Intelligent single-phase electrical quantity aggregation of data acquisition module, is connected to described central processing unit by MAX3485 communication chip.
4. electric locomotive electric weight registering instrument according to claim 1, is characterized in that:
Described electricity ginseng acquisition module is for gathering the electrical quantity of electric locomotive main transformer secondary side and being automatically uploaded to described central processing unit.
5. electric locomotive electric weight registering instrument according to claim 1, is characterized in that:
Described locomotive monitor device is TAX2 type locomotive safety information comprehensive monitoring device, is connected to described central processing unit by ADM2483 differential bus transceiver.
6. electric locomotive electric weight registering instrument according to claim 1, is characterized in that:
Described locomotive monitor device is for monitoring power electric locomotive work information and this information is sent to described central processing unit.
7. electric locomotive electric weight registering instrument according to claim 1, is characterized in that:
Described central processing unit is C8051F340 type microcontroller.
8. electric locomotive electric weight registering instrument according to claim 1, is characterized in that:
Described memory circuit, for storing the electric locomotive information about power from central processing unit, comprises the TF card that carries out data transmission between described central processing unit by SPI interface.
9. electric locomotive electric weight registering instrument according to claim 8, is characterized in that:
Described memory circuit also comprises the USB flash disk unloading circuit being connected with described central processing unit.
10. electric locomotive electric weight registering instrument according to claim 9, is characterized in that:
Described USB flash disk unloading circuit is CH375B integrated chip.
11. electric locomotive electric weight registering instruments according to claim 1, is characterized in that:
Described electric locomotive electric weight registering instrument also comprises the clock circuit being connected with described central processing unit.
12. electric locomotive electric weight registering instruments according to claim 11, is characterized in that:
Described clock circuit is DS1302 chip, is connected with described central processing unit by I2C bus.
13. electric locomotive electric weight registering instruments according to claim 1, is characterized in that:
Described electric locomotive electric weight registering instrument also comprises the display circuit being connected with described central processing unit.
14. bases, at the electric locomotive electric weight registering instrument described in front any one claim, is characterized in that:
Described electric locomotive electric weight registering instrument also comprises shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420090329.7U CN203759159U (en) | 2014-02-28 | 2014-02-28 | Electric quantity recorder of electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420090329.7U CN203759159U (en) | 2014-02-28 | 2014-02-28 | Electric quantity recorder of electric locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203759159U true CN203759159U (en) | 2014-08-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420090329.7U Expired - Lifetime CN203759159U (en) | 2014-02-28 | 2014-02-28 | Electric quantity recorder of electric locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203759159U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843034A (en) * | 2015-06-01 | 2015-08-19 | 兴化市铁信电子工程有限公司 | Digital railway transport management system |
-
2014
- 2014-02-28 CN CN201420090329.7U patent/CN203759159U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843034A (en) * | 2015-06-01 | 2015-08-19 | 兴化市铁信电子工程有限公司 | Digital railway transport management system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |