CN116873674A - Elevator energy-saving dispatching method and device based on cargo weight and elevator - Google Patents
Elevator energy-saving dispatching method and device based on cargo weight and elevator Download PDFInfo
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- CN116873674A CN116873674A CN202310740721.5A CN202310740721A CN116873674A CN 116873674 A CN116873674 A CN 116873674A CN 202310740721 A CN202310740721 A CN 202310740721A CN 116873674 A CN116873674 A CN 116873674A
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- 238000000034 method Methods 0.000 title claims abstract description 46
- 230000001174 ascending effect Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 4
- 230000001133 acceleration Effects 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005381 potential energy Methods 0.000 abstract description 3
- 238000004590 computer program Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
- B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
- B66B1/30—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear, e.g. acting on power electronics, on inverter or rectifier controlled motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/3476—Load weighing or car passenger counting devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/3492—Position or motion detectors or driving means for the detector
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B2201/00—Aspects of control systems of elevators
- B66B2201/20—Details of the evaluation method for the allocation of a call to an elevator car
- B66B2201/214—Total time, i.e. arrival time
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B2201/00—Aspects of control systems of elevators
- B66B2201/20—Details of the evaluation method for the allocation of a call to an elevator car
- B66B2201/215—Transportation capacity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B2201/00—Aspects of control systems of elevators
- B66B2201/20—Details of the evaluation method for the allocation of a call to an elevator car
- B66B2201/216—Energy consumption
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mechanical Engineering (AREA)
- Elevator Control (AREA)
Abstract
The application discloses an energy-saving dispatching method and device for an elevator based on cargo weight and the elevator. The method is applied to the elevator with the cargo temporary storage box arranged below the elevator counterweight and comprises the following steps: inputting basic information of goods; determining the transportation order of the goods based on the elevator according to the basic information of the goods; and transporting the currently transported goods from the current position to the target transportation position according to the transportation sequence. The application uses the goods transported in the goods temporary storage box and the lift car as weights for adjusting balance in the elevator transportation process; the gravitational potential energy of the goods is reasonably utilized, the electric energy which is consumed for transporting the goods to the light load measuring direction is saved, and the effects that the goods can be taken in and taken out of the warehouse at the same time when the ladder runs at one time can be achieved.
Description
Technical Field
The application relates to the field of warehouse transportation, in particular to an energy-saving elevator dispatching method and device based on cargo weight and an elevator.
Background
In the existing elevator transportation system applied to a multi-deck warehouse, manual operation of elevator for transporting goods is the current mainstream mode. However, the manual elevator can only simply control the starting position and the destination position of the cargo transportation, and no linkage can be formed with the cargo information stored in the warehouse before. Meanwhile, the goods are transported independently each other each time, or the goods can be transported in the same direction only for several times by a unidirectional ladder, so that excessive time can be consumed in a transportation period, and the electric energy required to be consumed is also large.
Disclosure of Invention
In view of the above, the embodiment of the application provides an elevator energy-saving dispatching method and device based on cargo weight and an elevator.
The first aspect of the application provides an energy-saving dispatching method for an elevator based on cargo weight, which is applied to an elevator with a cargo temporary storage box arranged below an elevator counterweight, wherein the cargo temporary storage box and a car of the elevator are used together as a transportation carrier of the elevator; the method comprises the following steps:
inputting basic information of goods; the basic information comprises the weight, the volume, the current position and the target transportation position of the goods;
determining the transportation order of the goods based on the elevator according to the basic information of the goods; the transportation sequence is provided with a plurality of transportation nodes which are delimited by single movement of the elevator, and each transportation node records the basic information, transportation carrier and transportation direction of the current transportation of the transportation node; each transport node also records the current running power and the current stopping floor of the elevator;
according to the transportation sequence, the current transportation goods in the transportation node are respectively arranged in the lift car or the goods temporary storage box of the lift, and the lift is driven to move to the current stopping floor by the current running power of the lift; and transporting the currently transported goods from the current position to the target transportation position.
Further, aiming at the goods to be stored in the warehouse, the current position of the goods in the basic information of the input goods is the floor where the entrance and exit of the warehouse are located, and the target transportation position is the floor where the goods are expected to be stored; aiming at the goods to be sent out of the warehouse, the current position of the goods in the basic information of the input goods is the floor where the goods are stored at present, and the target transportation position is the floor where the entrance and exit of the warehouse are located.
Further, in each transport node of the transport order, the transport direction of the currently transported cargo is determined according to the current position and the target transport position of the cargo;
for goods to be stored in the warehouse, determining the transportation direction of the currently transported goods as an upward direction when the floor where the goods are expected to be stored is higher than the floor where the entrance of the warehouse is located; when the floor where the goods are expected to be stored is lower than the floor where the access opening of the warehouse is located, determining the transportation direction of the goods transported at the time as descending;
for the goods to be sent out of the warehouse, determining the transportation direction of the goods to be transported at present as descending when the floor where the goods are stored at present is higher than the floor where the entrance and the exit of the warehouse are located; and when the floor where the goods are stored at present is lower than the floor where the access opening of the warehouse is positioned, determining the transportation direction of the goods transported at present as the upward direction.
Further, the operating power is used for providing an upward traction force for the elevator; in each transportation node of the transportation sequence, the current running power of the elevator is determined according to the transportation direction of the current transported goods; the method specifically comprises the following steps:
calculating the weight of the elevator car side and the weight of the elevator counterweight side in the transportation node; wherein the weight of the elevator car side comprises the weight of the car and the weight of the goods stored in the car in the current transportation of the goods, and the weight of the elevator counterweight side comprises the weight of the counterweight and the weight of the goods stored in the goods temporary storage box in the current transportation of the goods;
when the goods transportation direction stored in the elevator car is descending and the goods transportation direction stored in the goods temporary storage car is ascending, and the weight of the counterweight side of the elevator is larger than that of the elevator car side, the current running power of the elevator is not lower than the minimum running power required for providing the elevator with ascending traction force;
when the goods transportation direction stored in the elevator car is descending and the goods transportation direction stored in the goods temporary storage car is ascending, and the weight of the counterweight side of the elevator is not more than the weight of the elevator car side, the current running power of the elevator is zero;
when the cargo transportation direction stored in the elevator car is upward, the cargo transportation direction stored in the cargo temporary storage car is downward, and the weight of the counterweight side of the elevator is larger than that of the elevator car side, the current running power of the elevator is zero;
when the cargo transportation direction stored in the elevator car is upward and the cargo transportation direction stored in the cargo temporary storage car is downward, and the weight of the counterweight side of the elevator is not more than the weight of the elevator car side, the current running power of the elevator is not lower than the minimum running power required for providing the elevator with upward traction force.
Further, the upward traction force F of the elevator is calculated by the following formula:
wherein M is 0 Representing the intrinsic weight of the elevator, which is the difference of the weight of the elevator counterweight minus the weight of the elevator car; the M cargo temporary storage boxes represent the weight of the cargoes stored in the cargo temporary storage boxes; m car represents the weight of the load stored in the car; g represents the gravitational acceleration.
Further, the transport carrier of the currently transported goods in each transport node of the transport sequence is determined in particular according to the volume of the currently transported goods and the volume of the goods temporary storage compartment; when the volume of the goods exceeds the volume of the goods temporary storage box, determining the transportation carrier of the goods as a lift car; and determining the transportation carrier of the goods as a lift car or a temporary goods storage box when the volume of the goods does not exceed the volume of the temporary goods storage box.
Further, when the elevator moves, the method further comprises the following steps:
detecting whether the moving directions of the elevator car and the cargo temporary storage box correspond to the transporting directions of the cargoes in the elevator car and the cargoes in the cargo temporary storage box or not; and when the moving direction and the transporting direction are inconsistent, performing emergency braking treatment on the elevator.
The application discloses a weight-based cargo bidirectional transportation energy-saving control system, which is applied to an elevator with a cargo temporary storage box arranged below an elevator counterweight, wherein the cargo temporary storage box and a lift car of the elevator are used together as a transportation carrier of the elevator; the system comprises an information input module, a data processing module and a ladder dispatching module;
the information input module is used for inputting basic information of goods; the basic information comprises the weight, the volume, the current position and the target transportation position of the goods;
the data processing module is used for determining the transportation sequence of the goods based on the elevator according to the basic information of the goods; the transportation sequence is provided with a plurality of transportation nodes which are delimited by single movement of the elevator, and each transportation node records the basic information, transportation carrier and transportation direction of the current transportation of the transportation node; each transport node also records the current running power and the current stopping floor of the elevator;
the elevator dispatching module is used for respectively arranging the currently transported goods in the transportation nodes in the elevator car or the goods temporary storage box of the elevator according to the transportation sequence, and driving the elevator to move to the currently stopping floor by the currently running power of the elevator; and transporting the currently transported goods from the current position to the target transportation position.
Further, the elevator car comprises a detection module, wherein the detection module is used for detecting whether the moving direction of the elevator car and the cargo temporary storage box corresponds to the transporting direction of the cargo in the elevator car and the cargo in the cargo temporary storage box; and when the moving direction and the transporting direction are inconsistent, performing emergency braking treatment on the elevator.
The third aspect of the application discloses an elevator, wherein a cargo temporary storage box is arranged below a counterweight of the elevator; the elevator is used for executing an elevator energy-saving dispatching method based on the weight of goods.
Embodiments of the present application also disclose a computer program product or computer program comprising computer instructions stored in a computer readable storage medium. The computer instructions may be read from a computer-readable storage medium by a processor of a computer device, and executed by the processor, to cause the computer device to perform the foregoing method.
The embodiment of the application has the following beneficial effects: the application relates to an energy-saving dispatching method and device for an elevator based on cargo weight and an elevator, which are applied to the elevator with a cargo temporary storage box arranged below a counterweight, wherein the cargo transported in the cargo temporary storage box and a lift car is used as a weight for adjusting balance in the transportation process of the elevator; the gravitational potential energy of the goods is reasonably utilized, the electric energy which is consumed for transporting the goods to the light load measuring direction is saved, and the effects that the goods can be taken in and taken out of the warehouse at the same time when the ladder runs at one time can be achieved.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an elevator in the prior art;
fig. 2 is a flow chart of an elevator energy-saving dispatching method and device based on the weight of cargoes and an elevator implementation;
fig. 3 is a schematic diagram of an elevator energy-saving dispatching method and device based on cargo weight and an elevator with a cargo temporary storage box in the elevator.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
In the prior art, as shown in fig. 1, the elevator system principle at present is that the elevator car is moved under the synergistic effect of a motor and a counterweight, so that the purpose of transporting goods to a designated position is achieved, the next transportation process can be started immediately after the transportation is completed, and the goods are transported independently each other each time, or the transportation can only be completed in the same direction for several times by a unidirectional elevator, so that not only too much time is consumed in the transportation period, but also the electric energy required to be consumed is very large.
Because in the warehouse logistics field, the type, the quantity, the weight and the storage time of goods stored in each layer in the warehouse are all required to be established. Therefore, the embodiment of the application optimizes the elevator dispatching mode by utilizing the cargo entering and exiting of the cargo needing to enter and exit in the same period.
As shown in fig. 2, the embodiment of the application provides an elevator energy-saving dispatching method based on cargo weight, which is applied to an elevator with a cargo temporary storage box arranged below an elevator counterweight, wherein the cargo temporary storage box and an elevator car of the elevator are used as a transportation carrier of the elevator together, as shown in fig. 3; the method comprises the following steps:
s1, inputting basic information of cargoes; the basic information comprises the weight, the volume, the current position and the target transportation position of the goods;
s2, determining the transportation sequence of the goods based on the elevator according to the basic information of the goods; the transportation sequence is provided with a plurality of transportation nodes which are delimited by single movement of the elevator, and each transportation node records the basic information, transportation carrier and transportation direction of the cargo transported by the transportation node at the present time; each transport node also records the current running power and the current stopping floor of the elevator;
s3, according to the transportation sequence, the current transportation goods in the transportation node are respectively arranged in the lift car or the goods temporary storage box of the lift, and the lift is driven to move to the current stopping floor by the current running power of the lift; and transporting the currently transported goods from the current position to the target transportation position.
According to the embodiment of the application, the parameters such as the position, the weight, the delivery date and the like of the goods stored in the current warehouse are analyzed, and the goods in which floors can be selected as intermediaries in the transportation by combining the running direction, the floor position and the loading condition of the elevator. Before starting to transport the lot, the elevator will go to the floor where the intermediate goods are selected to be placed in the car or the goods temporary storage box on the counterweight side; after the load ratio of the elevator is adjusted, the current cargo is transported.
In step S1, for the goods to be stored in the warehouse, the current position of the goods in the basic information of the goods is recorded as the floor where the entrance and exit of the warehouse are located, and the target transportation position is the floor where the goods are expected to be stored, namely, the warehouse entering operation is completed through the transportation of the elevator; aiming at the goods to be sent out of the warehouse, the current position of the goods in the basic information of the goods is recorded as the floor where the goods are stored at present, and the target transportation position is the floor where the entrance and exit of the warehouse are located, namely, the warehouse-out operation is completed through the transportation of an elevator. The input of the basic information of the goods is completed before the elevator is transported, so that the weight of the goods is not required to be measured by means of weight and the like in the transportation process, and then the dispatching work of the elevator is carried out, and the basic information of the goods registered in the warehousing work can be fully utilized for dispatching the elevator.
In step S2, in each of the transportation nodes of the determined transportation order, the transportation direction of the next transported cargo is determined according to the current position and the target transportation position of the cargo;
specifically, for the goods to be stored in the warehouse, when the floor where the goods are expected to be stored is higher than the floor where the entrance of the warehouse is located, determining the transportation direction of the currently transported goods as the upward direction; when the floor where the goods are expected to be stored is lower than the floor where the access opening of the warehouse is located, determining the transportation direction of the goods transported at the time as descending;
for the goods to be sent out of the warehouse, determining the transportation direction of the goods to be transported at present as descending when the floor where the goods are stored at present is higher than the floor where the entrance and the exit of the warehouse are located; and when the floor where the goods are stored at present is lower than the floor where the access opening of the warehouse is positioned, determining the transportation direction of the goods transported at present as the upward direction.
Because of the warehouse design of part of warehouses in both the above-ground and underground directions, the scheme determines the transportation direction of the elevator according to the expected storage floors of the warehouse-in cargoes.
In step S2, the operating power is used to provide an upward traction for the elevator; in each transportation node of the transportation sequence, the current running power of the elevator is determined according to the transportation direction of the current transported goods; the method specifically comprises the following steps:
s2-0, calculating the weight of the elevator car side and the weight of the elevator counterweight side in the transportation node; wherein the weight of the elevator car side comprises the weight of the car and the weight of the goods stored in the car in the current transportation of the goods, and the weight of the elevator counterweight side comprises the weight of the counterweight and the weight of the goods stored in the goods temporary storage box in the current transportation of the goods;
s2-a, when the cargo transportation direction stored in the elevator car is descending and the cargo transportation direction stored in the cargo temporary storage car is ascending, and the weight of the counterweight side of the elevator is larger than that of the elevator car side, the current running power of the elevator is not lower than the minimum running power required for providing the elevator with the ascending traction force;
s2-b, when the transportation direction of the goods stored in the elevator car is descending, the transportation direction of the goods stored in the goods temporary storage car is ascending, and the weight of the counterweight side of the elevator is not more than the weight of the elevator car side, the current running power of the elevator is zero;
s2-c, when the transportation direction of the goods stored in the elevator car is upward, the transportation direction of the goods stored in the goods temporary storage car is downward, and the weight of the counterweight side of the elevator is larger than that of the elevator car side, the current running power of the elevator is zero;
s2-d, when the cargo transportation direction stored in the elevator car is upward, the cargo transportation direction stored in the cargo temporary storage car is downward, and the weight of the counterweight side of the elevator is not more than the weight of the elevator car side, the current running power of the elevator is not lower than the minimum running power required for providing the elevator with the upward traction force.
In this embodiment, the upward traction force F of the elevator is calculated by the following formula:
wherein M is 0 Representing the intrinsic weight of the elevator, which is the difference of the weight of the elevator counterweight minus the weight of the elevator car; the M cargo temporary storage boxes represent the weight of the cargoes stored in the cargo temporary storage boxes; m car represents the weight of the load stored in the car; g represents the gravitational acceleration.
In this embodiment, the transport carrier of the currently transported cargo in each transport node of the transport sequence is determined specifically according to the volume of the currently transported cargo and the volume of the cargo temporary storage compartment; determining a transport vehicle of the cargo as a car when the volume of the cargo exceeds the volume of the cargo temporary storage car; when the volume of the cargo does not exceed the volume of the cargo scratch pad, the transport carrier of the cargo is determined as a car or cargo scratch pad.
According to the embodiment of the application, the stored goods and the goods information management of the warehouse in the multi-layer warehouse are fully utilized, the load ratio between the car side and the counterweight side is intelligently adjusted before each single transportation, the gravitational potential energy resource of the goods is fully utilized, the consumption of electric energy can be effectively controlled, and the effect of intelligently controlling the storage and the transportation of the goods is achieved in the whole warehouse system.
In some embodiments, the method further comprises the steps of, when the elevator moves:
s4, detecting whether the moving directions of the elevator car and the cargo temporary storage box correspond to the transporting directions of the cargoes in the elevator car and the cargoes in the cargo temporary storage box or not; when the moving direction and the transporting direction are not consistent, emergency braking treatment is carried out on the elevator.
Under the condition of condition permission, the embodiment of the application preferentially operates according to the elevator to the heavy load direction so as to reduce the number of times of motor output. In some embodiments, however, the pre-entered cargo information may be erroneous, thus resulting in a mismatching of the weight of the elevator and thus a reverse run situation. In order to avoid the situations, the elevator in the embodiment of the application can also check the current speed direction according to the weight situations at the two ends of the elevator host machine when in operation, and if the elevator runs reversely due to the error of information input, the elevator can perform emergency braking and inhibit operation.
The embodiment of the application also discloses a weight-based cargo bidirectional transportation energy-saving control system, which is applied to an elevator with a cargo temporary storage box below an elevator counterweight, wherein the cargo temporary storage box and an elevator car of the elevator are used as a transportation carrier of the elevator together; the system comprises an information input module, a data processing module and a ladder dispatching module;
the information input module is used for inputting basic information of goods; the basic information comprises the weight, the volume, the current position and the target transportation position of the goods;
the data processing module is used for determining the transportation sequence of the goods based on the elevator according to the basic information of the goods; the transportation sequence is provided with a plurality of transportation nodes which are delimited by single movement of the elevator, and each transportation node records the basic information, transportation carrier and transportation direction of the cargo transported by the transportation node at the present time; each transport node also records the current running power and the current stopping floor of the elevator;
the elevator dispatching module is used for respectively arranging the current transported goods in the transportation node in the elevator car or the goods temporary storage box according to the transportation sequence, and driving the elevator to move to the current stopping floor by the current running power of the elevator; and transporting the currently transported goods from the current position to the target transportation position.
In some embodiments, the weight-based bi-directional cargo transportation energy-saving control system further includes a detection module for detecting whether a movement direction of the elevator car and the cargo temporary storage box corresponds to a transportation direction of the cargo in the elevator car and the cargo in the cargo temporary storage box; when the moving direction and the transporting direction are not consistent, emergency braking treatment is carried out on the elevator.
The embodiment of the application also discloses an elevator, wherein a cargo temporary storage box is arranged below the counterweight of the elevator; the elevator is used for executing an elevator energy-saving dispatching method based on the weight of goods.
The following is a specific elevator dispatch embodiment:
if a batch of cargoes with the weight of 1000kg need to be transported into a warehouse, the elevator is stopped at the warehouse with the weight of 4F in no load at the moment, the cargoes with the weight of 2500kg need to be transported out just today in the warehouse with the weight of 1800kg and the cargoes with the weight of 2500kg just in the warehouse with the weight of 5F are displayed in the warehouse with the cargo information recorded by the warehouse management system, the elevator car is 600kg, the counterweight is 2100kg, and the elevator running floor is 1F-5F.
In the process of taking goods downwards, the elevator is required to provide traction force by a motor because the weight of the elevator at the side of the elevator car is lighter than that of the elevator at the side of the elevator counterweight at the beginning; after waiting for the elevator to reach 3F, 1800kg of cargoes of 3F are placed in the elevator car, so that the weight of the elevator car side reaches 2400kg and is larger than that of the counterweight side, the elevator descends to be in a heavy load direction in the process of 3F to 1F, and the motor does not need to additionally provide traction force.
After the elevator reaches 1F and 1000kg of cargoes are put into the cargoes with 1800kg of cargoes taken out from the car side, the weight of the car side reaches 1600kg, the counterweight just stops at the 5F position, 2500kg of cargoes with 5F can be stored in the cargoes temporary storage box at the counterweight side, the elevator runs in the heavy load direction in the whole course in the ascending process, the motor can not additionally provide traction force, and the 1000kg of cargoes at the car side can reach 5F for storage when the 5F cargoes reach 1F.
In the transportation process of this embodiment, the elevator goes up and down once respectively, can accomplish two discharges and once goes up the goods, and the motor need not provide traction force in the transportation most time, can guarantee to the utmost extent that elevator transportation in-process car side and counterweight side can both transport goods, have improved the transportation efficiency of elevator greatly, have reduced the unloaded running number of times of elevator, reduce the energy consumption.
In some embodiments, the goods scheduled by the elevator are not necessarily limited to the current day, and the goods close to the delivery date can be also included in the calculation range of the scheduling system, and can be transported to a floor close to the warehouse entrance in the transportation process so as to be convenient for subsequent delivery, so that the information of the goods stored in the warehouse is used as the input of the method of the embodiment of the application, and the advancement of the elevator scheduling method of the embodiment of the application is embodied.
Embodiments of the present application also disclose a computer program product or computer program comprising computer instructions stored in a computer readable storage medium. The computer instructions may be read from a computer-readable storage medium by a processor of a computer device, and executed by the processor, to cause the computer device to perform the method shown in fig. 1.
In some alternative embodiments, the functions/acts noted in the block diagrams may occur out of the order noted in the operational illustrations. For example, two blocks shown in succession may in fact be executed substantially concurrently or the blocks may sometimes be executed in the reverse order, depending upon the functionality/acts involved. Furthermore, the embodiments presented and described in the flowcharts of the present application are provided by way of example in order to provide a more thorough understanding of the technology. The disclosed methods are not limited to the operations and logic flows presented herein. Alternative embodiments are contemplated in which the order of various operations is changed, and in which sub-operations described as part of a larger operation are performed independently.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the application, the scope of which is defined by the claims and their equivalents.
While the preferred embodiment of the present application has been described in detail, the present application is not limited to the embodiments described above, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present application, and these equivalent modifications or substitutions are included in the scope of the present application as defined in the appended claims.
Claims (10)
1. The energy-saving dispatching method for the elevator based on the weight of the goods is characterized in that the method is applied to the elevator with a goods temporary storage box arranged below a counterweight of the elevator, and the goods temporary storage box and a lift car of the elevator are used as a transportation carrier of the elevator together;
the method comprises the following steps:
inputting basic information of goods; the basic information comprises the weight, the volume, the current position and the target transportation position of the goods;
determining the transportation order of the goods based on the elevator according to the basic information of the goods; the transportation sequence is provided with a plurality of transportation nodes which are delimited by single movement of the elevator, and each transportation node records the basic information, transportation carrier and transportation direction of the current transportation of the transportation node; each transport node also records the current running power and the current stopping floor of the elevator;
according to the transportation sequence, the current transportation goods in the transportation node are respectively arranged in the lift car or the goods temporary storage box of the lift, and the lift is driven to move to the current stopping floor by the current running power of the lift; and transporting the currently transported goods from the current position to the target transportation position.
2. The energy-saving dispatching method for the elevators based on the weight of cargoes according to claim 1, wherein for cargoes to be stored in a warehouse, the current position of the cargoes in the basic information of the input cargoes is the floor where the entrance and exit of the warehouse are located, and the target transportation position is the floor where the cargoes are expected to be stored; aiming at the goods to be sent out of the warehouse, the current position of the goods in the basic information of the input goods is the floor where the goods are stored at present, and the target transportation position is the floor where the entrance and exit of the warehouse are located.
3. The energy-saving scheduling method for elevators based on weight of cargos according to claim 2, wherein in each transportation node of the transportation order, the transportation direction of the currently transported cargos is determined according to the current location and the target transportation location of the cargos;
for goods to be stored in the warehouse, determining the transportation direction of the currently transported goods as an upward direction when the floor where the goods are expected to be stored is higher than the floor where the entrance of the warehouse is located; when the floor where the goods are expected to be stored is lower than the floor where the access opening of the warehouse is located, determining the transportation direction of the goods transported at the time as descending;
for the goods to be sent out of the warehouse, determining the transportation direction of the goods to be transported at present as descending when the floor where the goods are stored at present is higher than the floor where the entrance and the exit of the warehouse are located; and when the floor where the goods are stored at present is lower than the floor where the access opening of the warehouse is positioned, determining the transportation direction of the goods transported at present as the upward direction.
4. A method of energy efficient dispatch of an elevator based on cargo weight according to claim 3, wherein the operating power is used to provide an upward traction for the elevator; in each transportation node of the transportation sequence, the current running power of the elevator is determined according to the transportation direction of the current transported goods; the method specifically comprises the following steps:
calculating the weight of the elevator car side and the weight of the elevator counterweight side in the transportation node; wherein the weight of the elevator car side comprises the weight of the car and the weight of the goods stored in the car in the current transportation of the goods, and the weight of the elevator counterweight side comprises the weight of the counterweight and the weight of the goods stored in the goods temporary storage box in the current transportation of the goods;
when the goods transportation direction stored in the elevator car is descending and the goods transportation direction stored in the goods temporary storage car is ascending, and the weight of the counterweight side of the elevator is larger than that of the elevator car side, the current running power of the elevator is not lower than the minimum running power required for providing the elevator with ascending traction force;
when the goods transportation direction stored in the elevator car is descending and the goods transportation direction stored in the goods temporary storage car is ascending, and the weight of the counterweight side of the elevator is not more than the weight of the elevator car side, the current running power of the elevator is zero;
when the cargo transportation direction stored in the elevator car is upward, the cargo transportation direction stored in the cargo temporary storage car is downward, and the weight of the counterweight side of the elevator is larger than that of the elevator car side, the current running power of the elevator is zero;
when the cargo transportation direction stored in the elevator car is upward and the cargo transportation direction stored in the cargo temporary storage car is downward, and the weight of the counterweight side of the elevator is not more than the weight of the elevator car side, the current running power of the elevator is not lower than the minimum running power required for providing the elevator with upward traction force.
5. The energy-saving dispatching method for elevators based on cargo weight according to claim 4, wherein the upward traction force F of the elevator is calculated by the following formula:
wherein M is 0 Representing the intrinsic weight of the elevator, which is the difference of the weight of the elevator counterweight minus the weight of the elevator car; m is M Cargo temporary storage box Representing the weight of the cargo stored in the cargo temporary storage compartment; m is M Car body Representing the weight of the load stored in the car; g represents the gravitational acceleration.
6. The energy-saving scheduling method of an elevator based on the weight of cargoes according to claim 1, wherein the transportation carrier of the currently transported cargoes in each transportation node of the transportation sequence is determined according to the volume of the currently transported cargoes and the volume of the cargo temporary storage compartment; when the volume of the goods exceeds the volume of the goods temporary storage box, determining the transportation carrier of the goods as a lift car; and determining the transportation carrier of the goods as a lift car or a temporary goods storage box when the volume of the goods does not exceed the volume of the temporary goods storage box.
7. The energy-saving dispatching method for elevators based on cargo weight according to claim 1, further comprising the steps of, when the elevators are moving:
detecting whether the moving directions of the elevator car and the cargo temporary storage box correspond to the transporting directions of the cargoes in the elevator car and the cargoes in the cargo temporary storage box or not; and when the moving direction and the transporting direction are inconsistent, performing emergency braking treatment on the elevator.
8. The weight-based cargo bidirectional transportation energy-saving control system is characterized in that the system is applied to an elevator with a cargo temporary storage box arranged below an elevator counterweight, and the cargo temporary storage box and a lift car of the elevator are used together as a transportation carrier of the elevator; the system comprises an information input module, a data processing module and a ladder dispatching module;
the information input module is used for inputting basic information of goods; the basic information comprises the weight, the volume, the current position and the target transportation position of the goods;
the data processing module is used for determining the transportation sequence of the goods based on the elevator according to the basic information of the goods; the transportation sequence is provided with a plurality of transportation nodes which are delimited by single movement of the elevator, and each transportation node records the basic information, transportation carrier and transportation direction of the current transportation of the transportation node; each transport node also records the current running power and the current stopping floor of the elevator;
the elevator dispatching module is used for respectively arranging the currently transported goods in the transportation nodes in the elevator car or the goods temporary storage box of the elevator according to the transportation sequence, and driving the elevator to move to the currently stopping floor by the currently running power of the elevator; and transporting the currently transported goods from the current position to the target transportation position.
9. The energy-saving dispatching method of an elevator based on weight of cargos of claim 8, further comprising a detection module for detecting whether a moving direction of a car, a cargo buffer car of the elevator corresponds to a transporting direction of cargos in the car and cargos in the cargo buffer car; and when the moving direction and the transporting direction are inconsistent, performing emergency braking treatment on the elevator.
10. An elevator is characterized in that a cargo temporary storage box is arranged below a counterweight of the elevator; the elevator is for performing a method of implementing any one of claims 1-7.
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| CN202310740721.5A CN116873674A (en) | 2023-06-20 | 2023-06-20 | Elevator energy-saving dispatching method and device based on cargo weight and elevator |
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| CN202310740721.5A CN116873674A (en) | 2023-06-20 | 2023-06-20 | Elevator energy-saving dispatching method and device based on cargo weight and elevator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118125248A (en) * | 2024-05-08 | 2024-06-04 | 成都思越智能装备股份有限公司 | Multi-floor dynamic scheduling method and device for lift car lifting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118125248A (en) * | 2024-05-08 | 2024-06-04 | 成都思越智能装备股份有限公司 | Multi-floor dynamic scheduling method and device for lift car lifting system |
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