CN-122009097-A - Dual-channel power exchange system

CN122009097ACN 122009097 ACN122009097 ACN 122009097ACN-122009097-A

Abstract

The invention provides a double-channel power conversion system, which relates to the technical field of power conversion systems, wherein the double-channel power conversion system comprises a control room, a battery compartment, power conversion equipment, a first power conversion channel and a second power conversion channel, wherein the first power conversion channel is arranged between the control room and the battery compartment, the second power conversion channel is arranged at the other end of the battery compartment, which is far away from the first power conversion channel, the power conversion equipment is arranged above the control room, the first power conversion channel, the battery compartment and the second power conversion channel, the control room comprises a control module, and the control module is respectively in communication connection with the battery compartment and the power conversion equipment; the control module is used for determining a power change sequence according to a comparison result of the vehicle state of the first vehicle in the first power change channel and the vehicle state of the second vehicle in the second power change channel, and controlling the power change equipment to change batteries of the first vehicle and the second vehicle according to the power change sequence. The invention can effectively improve the power conversion efficiency of the power conversion system.

Inventors

GAO JINGXIN
SUN HUA
BI ZHONGJIE
YANG WEN
WANG KUN
YANG YONG
HUANG XIAODONG
TANG XIAOZHE

Assignees

杭州极能时代科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260304

Claims (10)

1. The double-channel power conversion system is characterized by comprising a control room (1), a battery compartment (2) and power conversion equipment (3), a first power conversion channel (4) and a second power conversion channel (5), wherein the first power conversion channel (4) is arranged between the control room (1) and the battery compartment (2), the second power conversion channel (5) is arranged at the other end, far away from the first power conversion channel (4), of the battery compartment (2), the power conversion equipment (3) is erected above the control room (1), the first power conversion channel (4), the battery compartment (2) and the second power conversion channel (5), and the control room (1) comprises a control module which is respectively in communication connection with the battery compartment (2) and the power conversion equipment (3); The control module is used for: Determining a power change sequence according to a comparison result of a vehicle state of a first vehicle in the first power change channel (4) and a vehicle state of a second vehicle in the second power change channel (5); And controlling the power exchange equipment (3) to exchange batteries of the first vehicle and the second vehicle according to the power exchange sequence.
2. The two-channel power conversion system according to claim 1, wherein the determining of the power conversion sequence from the comparison of the vehicle state of the first vehicle in the first power conversion channel (4) and the vehicle state of the second vehicle in the second power conversion channel (5) comprises: obtaining corresponding state scores according to the vehicle states through a preset conversion relation; and sequencing the state scores of the first vehicle and the second vehicle from high to low to obtain the power change sequence.
3. The dual-channel battery exchange system of claim 2, wherein the vehicle status includes a vehicle position status, a battery unlock status, a vehicle fault status, and a vehicle priority, and wherein the obtaining the corresponding status score according to the vehicle status via a preset transition relationship includes: when the vehicle position state meets the preset position requirement, judging that the corresponding position score is 1, otherwise, judging that the corresponding position score is 0; when the battery unlocking state is that the battery is successfully unlocked, judging that the corresponding unlocking score is 1, otherwise, judging that the unlocking score is 0; When the vehicle fault state is fault-free, judging that the corresponding fault score is 1, otherwise, judging that the corresponding fault score is 0; and obtaining the state score according to the position score, the unlocking score, the fault score and the vehicle priority through the conversion relation.
4. A two-channel battery exchange system according to claim 3, wherein the conversion relation satisfies: Z=P×W 1 +U×W 2 +F×W 3 +R×W 4 ; Wherein Z is the status score, P is the location score, U is the unlock score, F is the fault score, R is the vehicle priority, W 1 is the status score weight coefficient, W 2 is the unlock score weight coefficient, W 3 is the fault score weight coefficient, and W 4 is the vehicle priority weight coefficient.
5. The dual-channel power-transfer system of claim 2, further comprising setting the power-transfer sequence to perform a power-transfer operation on a first vehicle and then a power-transfer operation on a second vehicle when the status score of the first vehicle and the status score of the second vehicle are equal.
6. The dual-channel battery exchange system according to claim 1, wherein the battery compartment (2) comprises a battery box (21), a buffer position (22) and a carrier module (23), a plurality of battery boxes (21) are sequentially arranged along the length direction of the battery compartment (2), the battery box (21) close to the first battery exchange channel (4) is used for setting the buffer position (22), and/or the battery box (21) close to the second battery exchange channel (5) is used for setting the buffer position (22), and other battery boxes (21) are used for setting the carrier module (23).
7. The dual channel battery exchange system of claim 6, wherein the carrier module (23) includes a battery storage unit (231), a charging unit (232), and a dual-path charging gun (233), the battery storage unit (231) for storing the battery, the charging unit (232) for charging the battery in the battery storage unit (231), and the dual-path charging gun (233) for charging an off-station vehicle.
8. The dual-channel power conversion system according to claim 6, further comprising a first channel box (6) and a second channel box (7), wherein the first channel box (6) is arranged above the first power conversion channel (4), the second channel box (7) is arranged above the second power conversion channel (5), the control room (1), the first channel box (6), the plurality of battery boxes (21) and the second channel box (7) are sequentially connected and mutually communicated, and a power conversion track of the power conversion device (3) is arranged in a channel formed by the control room (1), the first channel box (6), the plurality of battery boxes (21) and the second channel box (7).
9. The dual-channel battery replacement system of claim 1, further comprising a fire protection subsystem including a fire detector, a manual fire alarm button, a fire audible and visual alarm button, and a fire centralized controller, the fire detector and the manual fire alarm button being disposed at preset positions of the control room and the battery compartment, respectively, the fire centralized controller being disposed in the control room, the fire centralized controller being in communication with the fire detector and the manual fire alarm button, respectively.
10. The dual channel battery exchange system of claim 1, further comprising a station interaction subsystem for: Displaying the color of the indicator lamp corresponding to the first power conversion channel (4) according to the channel state of the first power conversion channel (4) based on a preset state matching rule, and displaying the color of the indicator lamp corresponding to the second power conversion channel (5) according to the channel state of the second power conversion channel (5), wherein the state matching rule comprises a one-to-one correspondence between the channel state and the color of the indicator lamp; and/or broadcasting a system prompt through a loudspeaker.

Description

Dual-channel power exchange system Technical Field The invention relates to the technical field of power conversion systems, in particular to a dual-channel power conversion system. Background With the rapid development of new energy vehicles, the power conversion mode has become a key scheme for solving the problem of continuous voyage anxiety of the new energy vehicles by virtue of the core advantages of short energy supplementing time, controllable battery life and low vehicle purchasing cost, and is widely applied to heavy-duty truck high-frequency operation scenes such as logistics transportation, engineering operation, port distributed collection and the like. In the related art, only one power exchanging operation channel is arranged in the existing single-channel power exchanging station, vehicles need to operate sequentially according to the sequence of 'power exchanging completion-driving-out channel-next driving-in', and the power exchanging process is influenced by the operation experience of a driver and the state of the vehicles, so that long time can be consumed, the power exchanging equipment is in an idle state, and the power exchanging efficiency is influenced. Disclosure of Invention The invention solves the problem of how to improve the power conversion efficiency of a power conversion system. In order to solve the problems, the invention provides a dual-channel power conversion system. In a first aspect, the invention provides a dual-channel power conversion system, which comprises a control room, a battery compartment, power conversion equipment, a first power conversion channel and a second power conversion channel, wherein the first power conversion channel is arranged between the control room and the battery compartment, the second power conversion channel is arranged at the other end of the battery compartment, which is far away from the first power conversion channel, of the battery compartment, the power conversion equipment is arranged above the control room, the first power conversion channel, the battery compartment and the second power conversion channel, and the control room comprises a control module which is respectively in communication connection with the battery compartment and the power conversion equipment; The control module is used for: Determining a power change sequence according to a comparison result of the vehicle state of the first vehicle in the first power change channel and the vehicle state of the second vehicle in the second power change channel; and controlling the power exchange equipment to exchange batteries of the first vehicle and the second vehicle according to the power exchange sequence. Optionally, the determining the power change sequence according to the comparison result of the vehicle state of the first vehicle in the first power change channel and the vehicle state of the second vehicle in the second power change channel includes: obtaining corresponding state scores according to the vehicle states through a preset conversion relation; And sequencing the state scores of the first vehicle and the second vehicle from high to low to obtain the power change sequence. Optionally, the vehicle state includes a vehicle position state, a battery unlocking state, a vehicle fault state and a vehicle priority, and the obtaining the corresponding state score according to the vehicle state through a preset conversion relation includes: when the vehicle position state meets the preset position requirement, judging that the corresponding position score is 1, otherwise, judging that the corresponding position score is 0; when the battery unlocking state is that the battery is successfully unlocked, judging that the corresponding unlocking score is 1, otherwise, judging that the unlocking score is 0; When the vehicle fault state is fault-free, judging that the corresponding fault score is 1, otherwise, judging that the corresponding fault score is 0; and obtaining the state score according to the position score, the unlocking score, the fault score and the vehicle priority through the conversion relation. Optionally, the conversion relation satisfies: Z=P×W1+U×W2+F×W3+R×W4; Wherein Z is the status score, P is the location score, U is the unlock score, F is the fault score, R is the vehicle priority, W 1 is the status score weight coefficient, W 2 is the unlock score weight coefficient, W 3 is the fault score weight coefficient, and W 4 is the vehicle priority weight coefficient. Optionally, the system further comprises: When the state score of the first vehicle and the state score of the second vehicle are equal, the power change sequence is set to execute power change operation on the first vehicle and then execute power change operation on the second vehicle. Optionally, the battery compartment includes battery box, buffering position and frame carrier module, and a plurality of the battery box is followed the length direction of battery compartment sets g