CN113190335B - Multi-task scheduling and collecting method of power collecting terminal and power collecting system - Google Patents
Multi-task scheduling and collecting method of power collecting terminal and power collecting system Download PDFInfo
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- CN113190335B CN113190335B CN202110496552.6A CN202110496552A CN113190335B CN 113190335 B CN113190335 B CN 113190335B CN 202110496552 A CN202110496552 A CN 202110496552A CN 113190335 B CN113190335 B CN 113190335B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
- G06F9/4806—Task transfer initiation or dispatching
- G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
- G06F9/4881—Scheduling strategies for dispatcher, e.g. round robin, multi-level priority queues
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention belongs to the field of power equipment, and particularly relates to a multi-task scheduling and collecting method of a power collecting terminal and a power collecting system. The multi-task acquisition method comprises the following steps: s1: reading all tasks to be acquired from a data center, performing preliminary screening, and eliminating invalid tasks; s2: adding tasks to be acquired into an acquisition task queue to be executed according to a time sequence, and confirming the current acquisition task from the acquisition task queue; s3: acquiring configuration working parameters of a current acquisition task, and confirming whether the task is in an on state; s4: acquiring the running condition of the current acquisition task, and judging whether the running condition is met; if yes, immediately running, otherwise, skipping the task to be acquired, and inserting the task to be acquired into the subsequent item of the next task to be acquired in the acquisition task queue; s5: after the execution of the current acquisition task is completed, returning to S1. The invention solves the problem that the power acquisition terminal and the method in the prior art cannot flexibly cope with various newly-increased acquisition tasks updated in real time.
Description
Technical Field
The invention belongs to the field of power equipment, and particularly relates to a multi-task scheduling and collecting method of a power collecting terminal and a power collecting system.
Background
The electricity consumption collection system is an automatic system for realizing electricity consumption monitoring, step pricing pushing, load management, line loss analysis and finally achieving the purposes of automatic meter reading, peak shifting electricity consumption, electricity consumption inspection, load prediction, electricity consumption cost saving and the like through collection and analysis of electricity consumption data of a distribution transformer and a terminal user. The establishment of a comprehensive user electricity consumption information acquisition system requires the construction of a system main station, a transmission channel, acquisition equipment and an electronic electric energy meter. The electricity consumption information acquisition system can cover vast power consumers and provides massive basic data for numerous businesses of an electric company.
The core acquisition equipment of the electricity consumption information acquisition system is an electric power acquisition terminal, the electric power acquisition terminal plays a key role of a hub in the electricity consumption information acquisition system, data of the intelligent ammeter are acquired downwards, data are provided for a server of a system main station, and the acquisition success rate of the data is directly related. Currently, an electricity consumption information acquisition system is forward developed in the directions of 'cloud computing, big data+metering' and 'acquisition system sharing multiplexing'; meanwhile, the types and the number of the acquisition tasks of the electric power acquisition terminals in the acquisition site are more and more, so that the electric power acquisition terminals frequently generate acquisition task conflicts caused by overlarge task quantity in a key acquisition stage, and the acquisition success rate of the data of the acquisition terminals is seriously influenced. In addition, the existing power acquisition terminal generally performs periodic data acquisition aiming at an acquisition scene with a fixed task type, and a system can only acquire related acquisition data at fixed time according to the acquisition period, so that various newly-added acquisition tasks updated in real time can not be flexibly executed according to the needs of the system.
Disclosure of Invention
The invention provides a multi-task scheduling and collecting method of an electric power collecting terminal and an electric power collecting system thereof, which are used for solving the problem that the electric power collecting terminal and the method in the prior art cannot flexibly cope with various newly-increased collecting tasks updated in real time.
The invention is realized by adopting the following technical scheme:
the multi-task scheduling and collecting method of the electric power collecting terminal is used for scheduling and collecting a plurality of collecting tasks updated in real time in a data center of an electric power system; the multi-task acquisition method comprises the following steps:
s1: reading all tasks to be acquired from a data center, performing preliminary screening on the read tasks to be acquired, and eliminating invalid tasks;
s2: adding the tasks to be acquired after the preliminary screening to an acquisition task queue to be executed according to the read time sequence, and confirming the current acquisition task from the acquisition task queue;
s3: acquiring configuration working parameters of a current acquisition task, judging whether the current acquisition task is in an on state, if so, reserving the current acquisition task, otherwise, removing the current acquisition task from an acquisition task queue to be executed;
s4: acquiring the running condition of a current acquisition task in an enabling state, and judging whether the current task environment meets the running condition of the current acquisition task; if yes, immediately operating, otherwise, skipping the task to be acquired, inserting the task to be acquired into the next item of the task to be acquired in the acquisition task queue, and judging again and waiting for the operation condition to be met;
s5: after the execution of the current acquisition task is completed, returning to S1.
Further, the preliminary screening process in S1 specifically includes:
(1) Sequentially judging whether each read task to be acquired is repeated with the previous item, if yes, judging the task to be acquired as invalid, and eliminating the task to be acquired; otherwise, reserving the task to be acquired;
(2) Reading acquisition schemes corresponding to all acquisition tasks after redundant items are removed; and sequentially judging whether the logic of the acquisition scheme corresponding to each read task to be acquired meets the specification, if yes, reserving the task to be acquired, otherwise, judging the task to be acquired as invalid, and rejecting the task to be acquired.
Further, the method for confirming the current acquisition task in S2 is as follows:
(1) When the number of the tasks to be acquired in the acquisition task queue is equal to 1, taking the first item of the acquisition task queue as the current acquisition task;
(2) When the number of the tasks to be acquired in the acquisition task queue is greater than 1, traversing all the tasks to be acquired in the acquisition task queue, judging the priority of each task to be acquired, inserting the tasks to be acquired with the priority higher than the leader in the acquisition task queue in front of the leader, and sequencing the tasks to be acquired with the priority higher than the leader in the original acquisition task queue; and sequencing the tasks to be acquired with the same priority according to the sequence of the task reading time.
Further, in each task to be collected in the collection task queue, a bubbling sorting method or a selection sorting method is selected to be adopted according to a priority sorting method; the method of sorting in time sequence also adopts bubbling sorting method or selective sorting method.
Further, in S2, when the acquisition task queue is empty, returning to S1 for re-reading, and when no new task to be acquired is found in the re-reading, waiting for a fixed idle period, and returning to S1 again.
Further, the state of each task to be acquired is one of an invalid state, an effective state, an activated state and a completed state; the invalid state indicates that the task to be acquired is a repeated task, or that the logic of the acquisition scheme of the task is out of specification, or that the task has been configured to be in a "deactivated" state; judging the task to be acquired as an effective state when the task to be acquired does not belong to an ineffective state; when the task to be acquired in the effective state meets the operation condition, the task to be acquired is switched to an activated state; when the task in the activated state is executed, the task to be acquired is switched to the completed state.
The invention also comprises an electric power acquisition system, wherein the electric power acquisition system is integrated in the electric power acquisition terminal, and the electric power acquisition system adopts the multi-task scheduling and acquisition method of the electric power acquisition terminal to realize the scheduling and acquisition of a plurality of acquisition tasks updated in real time by the electric power acquisition terminal; the power harvesting system includes: the system comprises a task acquisition module, a task screening module, a queue ordering module, a working parameter configuration module and a task execution module.
The task acquisition module is used for reading all tasks to be acquired from the data center and acquiring acquisition schemes corresponding to the tasks to be acquired.
The task screening module is used for primarily screening the read tasks to be collected and eliminating invalid tasks; the primary screening process specifically comprises the following steps:
(1) Sequentially judging whether each read task to be acquired is repeated with the previous item, if yes, judging the task to be acquired as invalid, and eliminating the task to be acquired; otherwise, reserving the task to be acquired;
(2) Reading acquisition schemes corresponding to all acquisition tasks after redundant items are removed; and sequentially judging whether the logic of the acquisition scheme corresponding to each read task to be acquired meets the specification, if yes, reserving the task to be acquired, otherwise, judging the task to be acquired as invalid, and rejecting the task to be acquired.
The queue ordering module is used for ordering all to-be-acquired task queues in the to-be-executed acquisition task queues by comprehensively considering the priority and the time sequence, and acquiring the current acquisition task positioned at the first item of the acquisition task queue.
The working parameter configuration module is used for configuring different state marks and working parameters for each task to be acquired according to the states of each task to be acquired.
And the task execution module is used for executing the current acquisition task in the acquisition task queue according to the corresponding acquisition scheme.
Further, when sequencing each task to be acquired in the acquisition task queue, the queue sequencing module finishes first round sequencing of each task to be acquired according to the sequence of task acquisition time; then, carrying out two-round sequencing according to the priority of the task; and each task to be acquired with the same priority in the two-round sequencing process is still sequenced according to the acquisition time.
Further, the first round of sorting and the second round of sorting in the queue sorting module adopt a bubbling sorting method or a selective sorting method.
Further, the power acquisition terminal is a concentrator or a private transformer acquisition terminal.
The technical scheme provided by the invention has the following beneficial effects:
the technical scheme provided by the invention can update and sort all the acquisition tasks of the power system in real time, so that a plurality of simultaneous tasks to be acquired are reasonably scheduled and orderly executed. The task collision caused by overlarge task quantity is avoided, and the data acquisition success rate of the acquisition terminal is improved.
The technical scheme provided by the invention is not designed for a multi-task acquisition mode with a fixed task type and a fixed period, but is designed for a multi-task acquisition mode which is newly added in real time. In the scheme of the invention, the acquisition terminal can acquire new tasks from the data center again after completing one acquisition task every time, and meanwhile, all tasks to be acquired in the acquisition task queue are sequenced, so that the current acquisition task which needs to be immediately executed is determined. The method can flexibly cope with the new tasks to be acquired updated in real time in the power system, and the problem that the newly added acquisition tasks cannot be identified or executed in time is avoided. Meanwhile, each task can be guaranteed to be orderly executed according to the priority and the time sequence, and the problems of task backlog or data acquisition time exceeding are avoided.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
fig. 1 is a flowchart of a method for multitasking and collecting power collection terminal in embodiment 1 of the present invention;
FIG. 2 is a logic block diagram of the execution of the method for multitasking and collecting power collecting terminal in embodiment 1 of the present invention;
fig. 3 is a schematic block diagram of a power collection system in embodiment 2 of the present invention.
Detailed Description
The present invention 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 invention 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 invention.
Example 1
As shown in fig. 1, the present embodiment provides a multitasking and collecting method for a power collecting terminal, where the multitasking and collecting method is used for scheduling and collecting multiple collecting tasks updated in real time in a data center of a power system; the multi-task acquisition method comprises the following steps:
s1: reading all tasks to be acquired from a data center, performing preliminary screening on the read tasks to be acquired, and eliminating invalid tasks;
s2: adding the tasks to be acquired after the preliminary screening to an acquisition task queue to be executed according to the read time sequence, and confirming the current acquisition task from the acquisition task queue;
s3: acquiring configuration working parameters of a current acquisition task, judging whether the current acquisition task is in an on state, if so, reserving the current acquisition task, otherwise, removing the current acquisition task from an acquisition task queue to be executed;
s4: acquiring the running condition of a current acquisition task in an enabling state, and judging whether the current task environment meets the running condition of the current acquisition task; if yes, immediately operating, otherwise, skipping the task to be acquired, inserting the task to be acquired into the next item of the task to be acquired in the acquisition task queue, and judging again and waiting for the operation condition to be met;
s5: after the execution of the current acquisition task is completed, returning to S1.
Wherein fig. 2 shows a logical block diagram of the method execution.
In S1 of this embodiment, the preliminary screening process specifically includes:
(1) Sequentially judging whether each read task to be acquired is repeated with the previous item, if yes, judging the task to be acquired as invalid, and eliminating the task to be acquired; otherwise, reserving the task to be acquired;
(2) Reading acquisition schemes corresponding to all acquisition tasks after redundant items are removed; and sequentially judging whether the logic of the acquisition scheme corresponding to each read task to be acquired meets the specification, if yes, reserving the task to be acquired, otherwise, judging the task to be acquired as invalid, and rejecting the task to be acquired.
In this embodiment, the method for confirming the current acquisition task in S2 is as follows:
(1) When the number of the tasks to be acquired in the acquisition task queue is equal to 1, taking the first item of the acquisition task queue as the current acquisition task;
(2) When the number of the tasks to be acquired in the acquisition task queue is greater than 1, traversing all the tasks to be acquired in the acquisition task queue, judging the priority of each task to be acquired, inserting the tasks to be acquired with the priority higher than the leader in the acquisition task queue in front of the leader, and sequencing the tasks to be acquired with the priority higher than the leader in the original acquisition task queue; and sequencing the tasks to be acquired with the same priority according to the sequence of the task reading time.
And selecting a bubbling sequencing method according to a priority sequencing method and a time sequence sequencing method from each task to be acquired in the acquisition task queue. In other embodiments, the two sorting processes may also employ a selective sorting method, or one may employ a bubbling sorting method and the other may employ a selective sorting method.
In this embodiment, the sorting of the collection task queue is not to obtain a task queue that is executed sequentially, but to determine the most urgent task that satisfies the operation condition in all the currently existing tasks to be collected, and execute the task. After a certain task is executed, new tasks are acquired again and reordered.
In S2 of the embodiment, when the acquisition task queue is empty, returning to S1 for re-reading, and waiting for a fixed idle period when no new task to be acquired is found in re-reading, and returning to S1 again. When the acquisition task is empty and the data center has no new task, the data center considers that the data center is in an idle state in which one task acquisition period is completed, so that a new task to be acquired can be acquired again after waiting for a certain period of time. Without requiring frequent queries, thereby reducing the power consumption of the device.
In this embodiment, the state of each task to be collected is one of an invalid state, an valid state, an activated state and a completed state; the invalid state indicates that the task to be acquired is a repeated task, or that the logic of the acquisition scheme of the task is out of specification, or that the task has been configured to be in a "deactivated" state; judging the task to be acquired as an effective state when the task to be acquired does not belong to an ineffective state; when the task to be acquired in the effective state meets the operation condition, the task to be acquired is switched to an activated state; when the task in the activated state is executed, the task to be acquired is switched to the completed state.
The multi-task scheduling and collecting method of the power collecting terminal in the embodiment can be designed into an application software, such as a power collecting system, so that the power collecting system is loaded into the power collecting terminal to realize the corresponding multi-task scheduling and collecting method.
In the present embodiment, as shown in fig. 3, the power acquisition system includes: the system comprises a task acquisition module, a task screening module, a queue ordering module, a working parameter configuration module and a task execution module.
The task acquisition module is used for reading all tasks to be acquired from the data center and acquiring acquisition schemes corresponding to the tasks to be acquired.
The task screening module is used for primarily screening the read tasks to be collected and eliminating invalid tasks; the primary screening process specifically comprises the following steps:
(1) Sequentially judging whether each read task to be acquired is repeated with the previous item, if yes, judging the task to be acquired as invalid, and eliminating the task to be acquired; otherwise, reserving the task to be acquired;
(2) Reading acquisition schemes corresponding to all acquisition tasks after redundant items are removed; and sequentially judging whether the logic of the acquisition scheme corresponding to each read task to be acquired meets the specification, if yes, reserving the task to be acquired, otherwise, judging the task to be acquired as invalid, and rejecting the task to be acquired.
The queue ordering module is used for ordering all to-be-acquired task queues in the to-be-executed acquisition task queues by comprehensively considering the priority and the time sequence, and acquiring the current acquisition task positioned at the first item of the acquisition task queue.
The working parameter configuration module is used for configuring different state marks and working parameters for each task to be acquired according to the states of each task to be acquired.
And the task execution module is used for executing the current acquisition task in the acquisition task queue according to the corresponding acquisition scheme.
The power collection system adopts the steps of the multi-task scheduling and collection method of the power collection terminal, so that the operation process of the power collection system in the embodiment is not described in detail.
In this embodiment, when the queue ordering module orders each task to be acquired in the acquisition task queue, first, the queue ordering module finishes first-round ordering of each task to be acquired according to the sequence of task acquisition time; then, carrying out two-round sequencing according to the priority of the task; and each task to be acquired with the same priority in the two-round sequencing process is still sequenced according to the acquisition time.
In this embodiment, the first round of sorting and the second round of sorting in the queue sorting module both adopt an bubbling sorting method or a selective sorting method.
In this embodiment, the power acquisition terminal is a concentrator or a private transformer acquisition terminal. The electric power acquisition system in the electric power acquisition terminal can be deployed in a pre-built-in mode, and can also be deployed in a software upgrading and installing mode. This may be flexibly applied depending on the specific type of power harvesting terminal.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
1. The multi-task scheduling and collecting method of the electric power collecting terminal is used for scheduling and collecting a plurality of collecting tasks updated in real time in a data center of an electric power system; the multi-task acquisition method is characterized by comprising the following steps of:
s1: reading all tasks to be acquired from the data center, and primarily screening the read tasks to be acquired to remove invalid tasks;
s2: adding the tasks to be acquired after the preliminary screening to an acquisition task queue to be executed according to the read time sequence, and confirming the current acquisition task from the acquisition task queue;
the current acquisition task confirmation method is as follows:
(1) When the number of the tasks to be acquired in the acquisition task queue is equal to 1, taking the first item of the acquisition task queue as the current acquisition task;
(2) When the number of the tasks to be acquired in the acquisition task queue is greater than 1, traversing all the tasks to be acquired in the acquisition task queue, judging the priority of each task to be acquired, inserting the tasks to be acquired with the priority higher than the first item in the acquisition task queue in front of the first item, and sequencing the tasks to be acquired with the priority higher than the first item in the original acquisition task queue; each task to be collected with the same priority is sequenced according to the sequence of task reading time;
returning to S1 for re-reading when the acquisition task queue is empty, waiting for a fixed idle period when no new task to be acquired is found in re-reading, and returning to S1 again;
s3: acquiring configuration working parameters of the current acquisition task, judging whether the current acquisition task is in an on state, if so, reserving the current acquisition task, otherwise, removing the current acquisition task from the acquisition task queue to be executed;
s4: acquiring the running condition of the current acquisition task in an on state, and judging whether the current task environment meets the running condition of the current acquisition task; if yes, immediately operating, otherwise, skipping the task to be acquired, inserting the task to be acquired into the next item of the task to be acquired in the acquisition task queue, and judging again and waiting for the operation condition to be met;
s5: and after the execution of the current acquisition task is completed, returning to S1.
2. The power harvesting terminal multitasking and harvesting method of claim 1, wherein: the preliminary screening in S1 specifically includes:
(1) Sequentially judging whether each read task to be acquired is repeated with the previous item, if yes, judging the task to be acquired as invalid, and eliminating the task to be acquired; otherwise, reserving the task to be acquired;
(2) Reading acquisition schemes corresponding to all acquisition tasks after redundant items are removed; and sequentially judging whether the logic of the acquisition scheme corresponding to each read task to be acquired meets the specification, if yes, reserving the task to be acquired, otherwise, judging the task to be acquired as invalid, and rejecting the task to be acquired.
3. The power harvesting terminal multitasking and harvesting method of claim 1, wherein: among all the tasks to be collected in the collection task queue, a bubbling sorting method or a selection sorting method is selected according to a priority sorting method; the method of sorting in time sequence also adopts bubbling sorting method or selective sorting method.
4. The power harvesting terminal multitasking and harvesting method of claim 1, wherein: the state of each task to be acquired is one of an invalid state, an effective state, an activated state and a completed state; the invalid state indicates that the task to be acquired is a repeated task, or that the logic of the acquisition scheme of the task is out of specification, or that the task has been configured to be in a "deactivated" state; judging the task to be acquired as an effective state when the task to be acquired does not belong to an ineffective state; when the task to be acquired in the effective state meets the operation condition, the task to be acquired is switched to an activated state; when the task in the activated state is executed, the task to be acquired is switched to the completed state.
5. An electric power collection system, characterized in that: the power acquisition system is integrated in the power acquisition terminal, and the power acquisition system adopts the multi-task scheduling and acquisition method of the power acquisition terminal according to any one of claims 1-4 to realize the scheduling and acquisition of the power acquisition terminal on a plurality of acquisition tasks updated in real time; the power harvesting system includes:
the task acquisition module is used for reading all tasks to be acquired from the data center and acquiring acquisition schemes corresponding to the tasks to be acquired;
the task screening module is used for carrying out preliminary screening on the read tasks to be acquired and eliminating invalid tasks;
the primary screening process specifically comprises the following steps:
(1) Sequentially judging whether each read task to be acquired is repeated with the previous item, if yes, judging the task to be acquired as invalid, and eliminating the task to be acquired; otherwise, reserving the task to be acquired;
(2) Reading acquisition schemes corresponding to all acquisition tasks after redundant items are removed; sequentially judging whether the logic of the acquisition scheme corresponding to each read task to be acquired meets the specification, if yes, reserving the task to be acquired, otherwise, judging the task to be acquired as invalid, and rejecting the task to be acquired;
the queue ordering module is used for ordering all to-be-acquired task queues in the to-be-executed acquisition task queues comprehensively considering priority and time sequence, and acquiring current acquisition tasks positioned at the head of the acquisition task queues;
the working parameter configuration module is used for configuring different state marks and working parameters for each task to be acquired according to the states of each task to be acquired; and
and the task execution module is used for executing the current acquisition task in the acquisition task queue according to the corresponding acquisition scheme.
6. The power harvesting system of claim 5, wherein: when the queue ordering module orders all the tasks to be acquired in the acquisition task queue, the first round of ordering the tasks to be acquired is finished according to the sequence of task acquisition time; then, carrying out two-round sequencing according to the priority of the task; and each task to be acquired with the same priority in the two-round sequencing process is still sequenced according to the acquisition time.
7. The power harvesting system of claim 5, wherein: and the first round of sequencing and the second round of sequencing in the queue sequencing module adopt a bubbling sequencing method or a selective sequencing method.
8. The power harvesting system of claim 5, wherein: the electric power acquisition terminal is a concentrator or a special transformer acquisition terminal.
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| CN102508709B (en) * | 2011-11-30 | 2014-06-25 | 国家电网公司 | Distributed-cache-based acquisition task scheduling method in purchase, supply and selling integrated electric energy acquiring and monitoring system |
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| CN103384206A (en) * | 2012-05-02 | 2013-11-06 | 中国科学院计算机网络信息中心 | Concurrent processing method and system for mass data |
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