WO2020181650A1 - 一种直流控制保护实时仿真系统与方法 - Google Patents

一种直流控制保护实时仿真系统与方法 Download PDF

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WO2020181650A1
WO2020181650A1 PCT/CN2019/087129 CN2019087129W WO2020181650A1 WO 2020181650 A1 WO2020181650 A1 WO 2020181650A1 CN 2019087129 W CN2019087129 W CN 2019087129W WO 2020181650 A1 WO2020181650 A1 WO 2020181650A1
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control
real
time
protection
program
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PCT/CN2019/087129
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English (en)
French (fr)
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林雪华
郭琦
饶宏
郭海平
黄立滨
刘志江
卢远宏
罗超
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南方电网科学研究院有限责任公司
中国南方电网有限责任公司电网技术研究中心
中国南方电网有限责任公司
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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B17/00—Systems involving the use of models or simulators of said systems
    • G05B17/02—Systems involving the use of models or simulators of said systems electric
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring

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  • the invention relates to the field of real-time simulation of direct current control and protection, in particular to a real-time simulation system and method of direct current control and protection.
  • the real-time simulation test system to simulate the characteristics of DC control and protection
  • the first way through the input board and interface device, the physical device consistent with the engineering function and performance of the control and protection device is connected to real-time In the simulation system, it constitutes a closed-loop test system for real-time simulation of DC control and protection.
  • This method has high cost and complex interface; another method, according to the control and protection logic of the DC transmission system, uses logic elements in the real-time digital simulator to complete the control The method is to finally realize the primary main circuit and the secondary control and protection system of the DC transmission system through the simulation processing board resources of the real-time digital simulator.
  • This method is different from the dynamic performance response of the actual control and protection device, and it cannot accurately simulate the DC The actual control and protection response characteristics of power transmission projects.
  • the purpose of the embodiments of the present invention is to provide a compact real-time simulation system and method for DC control and protection, with low cost, simple interface, and more accurate simulation of the actual control and protection response characteristics of DC projects.
  • one aspect of the embodiments of the present invention provides a real-time simulation system for DC control and protection, including a program calculation and instruction generation module, a real-time simulation module, and a data processing module; wherein,
  • the program calculation and instruction generation module is used to complete the calculation of the complex logic program of the DC control and protection, and generate the control instruction for the calculation output of the control protection program, and provide the control protection program downloaded by the logic calculation processor and the system instruction downloaded by the switch;
  • the real-time simulation module is used to implement real-time digital simulation calculations of the HVDC power transmission system and the connected AC/DC power grid through a real-time simulator, and simulate the real-time operating dynamics of the HVDC power transmission system and the AC/DC power grid;
  • the data processing module is used to establish high-speed two-way communication between the logic computing processor and the real-time simulator through the FPGA board, and the logic computing processor communicates to the real-time simulator according to the control protection program and the system instructions.
  • the simulation data of the simulator is processed and regulated.
  • control protection program includes a DC current control, a DC voltage control, an arc extinguishing angle control, a stability control, a commutation variation interface control, a reactive power control, and a pole control protection program.
  • control protection program adopts multi-threaded calculation processing technology.
  • the system commands include power commands and sequence control operation commands.
  • the system includes N data processing modules, and N is greater than or equal to 2.
  • the second aspect of the embodiments of the present invention provides a real-time simulation method for DC control protection, which includes the following steps:
  • High-speed two-way communication is established between the logic computing processor and the real-time simulator through the FPGA board, and the logic computing processor processes the simulation data of the real-time simulator according to the control protection program and the system instructions And regulation.
  • control protection program includes DC current control, DC voltage control, arc extinguishing angle control, stability control, commutation and variation interface control, reactive power control and pole control protection programs.
  • control protection program adopts multi-threaded calculation processing technology.
  • the system commands include power commands and sequence control operation commands.
  • the FPGA board establishes high-speed two-way communication between the logic computing processor and the real-time simulator, and the logic computing processor controls the real-time simulator according to the control protection program and the system instructions.
  • the simulation data is processed and adjusted.
  • the N FPGA boards and the logic computing processor can establish communication with the real-time simulator at the same time, and N is greater than or equal to 2.
  • the implementation of the embodiments of the present invention has the following beneficial effects: the logic computing processor downloads the control protection program and the switch downloads system instructions; the real-time simulator simulates the real-time operating dynamics of the AC and DC power grid of the DC transmission system; the FPGA board is stuck in Establish high-speed two-way communication between the logic computing processor and the real-time simulator, and process and regulate the simulation data of the real-time simulator according to the control protection program and the system instructions; the control protection program replaces The original control and protection physical device reduces the physical device and the floor space at the same time, thereby reducing the cost; the control protection program using multi-threaded computing processing technology is downloaded to the logic computing processor, and is connected to the real-time The simulator establishes two-way high-speed communication.
  • the program not only does not occupy the operating resources of the simulator, but also can accurately simulate the actual control and protection response characteristics of the DC project; when the system contains multiple logic computing processors and FPGA boards, it can accurately simulate multiple The actual control and protection response characteristics of the DC
  • Fig. 1 is a schematic structural diagram of a real-time simulation system for DC control and protection provided by Embodiment 1 of the present invention
  • Fig. 2 is a schematic flow chart of a real-time simulation method for DC control and protection according to Embodiment 2 of the present invention.
  • Figure 1 is a schematic structural diagram of a DC control and protection real-time simulation system provided by Embodiment 1 of the present invention.
  • the system includes a program calculation and instruction generation module, a real-time simulation module, and a data processing module;
  • the program calculation and instruction generation module is used to complete the calculation of the complex logic program of the DC control and protection, and generate the control instruction for the calculation output of the control protection program, and provide the control protection program downloaded by the logic calculation processor and the system instruction downloaded by the switch;
  • the real-time simulation module is used to implement real-time digital simulation calculations of the HVDC power transmission system and the connected AC/DC power grid through a real-time simulator, and simulate the real-time operating dynamics of the HVDC power transmission system and the AC/DC power grid;
  • the data processing module is used to establish high-speed two-way communication between the logic computing processor and the real-time simulator through the FPGA board, and the logic computing processor communicates to the real-time simulator according to the control protection program and the system instructions.
  • the simulation data of the simulator is processed and regulated.
  • control protection program includes a DC current control, a DC voltage control, an arc extinguishing angle control, a stability control, a commutation variation interface control, a reactive power control, and a pole control protection program.
  • DC current control includes current margin compensation control, low voltage current limit control, AC and DC system fault instantaneous current control, and current balance control.
  • Stability control includes power boost control, power fallback control, frequency limit control, and dual-frequency modulation control.
  • Pole control protection includes converter open circuit protection, AC overvoltage protection, AC low voltage protection, DC low voltage protection, large firing angle protection and DC line protection.
  • control protection program adopts multi-threaded calculation processing technology.
  • system commands include power commands and sequence control operation commands.
  • System commands also include DC power reference commands, unlock commands, etc.
  • the specific content is determined according to actual needs.
  • control protection program is pre-edited based on the control protection logic processing cycle and control protection function of the actual project, using multi-threaded calculation processing technology.
  • the logic computing processor receives signals such as the primary measurement and switch status of the DC transmission system from the real-time simulator through the FPGA board, and the real-time simulator receives the control signals output by the logic computing processor through the FPGA board, thereby forming a closed loop test system.
  • one measurement includes AC three-phase voltage, DC voltage of high and low valve groups of pole 1 and pole 2 of DC transmission system, DC current, DC line current, ground electrode current, neutral point current, and converter transformer valve side Current, etc.; switch states include the AC bus switch of the converter station, the DC positive and negative DC separators, the valve group bypass switch, and the metal earth transfer switch.
  • the control signal includes the trigger pulse command of the valve group and the opening and closing commands of the switch.
  • the system includes N data processing modules, and N is greater than or equal to 2.
  • the N data processing modules can simultaneously process the simulation data of the real-time simulator to realize the actual control and protection response characteristics of the multi-circuit direct current project of the direct current transmission system.
  • the logic computing processor downloads the control protection program and the switch download system instructions;
  • the real-time simulator simulates the real-time operating dynamics of the AC/DC grid of the DC transmission system;
  • the FPGA board establishes high-speed bidirectional between the logic computing processor and the real-time simulator Communication, and process and regulate the simulation data of the real-time simulation simulator according to the control protection program and the system instructions;
  • the control protection program replaces the original control and protection physical device, reducing the physical device and the occupation Land area to reduce costs;
  • the control protection program using multi-threaded computing processing technology is downloaded to the logic computing processor, and two-way high-speed communication is established with the real-time simulator through the FPGA board.
  • the program not only does not occupy the operating resources of the simulator, but also And it can accurately simulate the actual control and protection response characteristics of DC projects; when the system contains multiple logic computing processors and FPGA boards, it can accurately simulate the actual control and protection response characteristics of multi-circuit DC projects.
  • Fig. 2 is a schematic flowchart of a real-time simulation method for DC control and protection according to Embodiment 2 of the present invention.
  • the method includes steps S11 to S13, which are specifically as follows:
  • control protection program includes a DC current control, a DC voltage control, an arc extinguishing angle control, a stability control, a commutation variation interface control, a reactive power control, and a pole control protection program.
  • control protection program adopts multi-threaded calculation processing technology.
  • the system commands include power commands and sequence control operation commands.
  • the FPGA board establishes high-speed two-way communication between the logic computing processor and the real-time simulator, and the logic computing processor controls the real-time simulator according to the control protection program and the system instructions.
  • the simulation data is processed and adjusted.
  • the N FPGA boards and the logic computing processor can establish communication with the real-time simulator at the same time, and N is greater than or equal to 2.
  • the implementation of the present invention has the following beneficial effects: the logic computing processor downloads the control protection program and the switch downloads system instructions; the real-time simulator simulates the real-time operating dynamics of the AC and DC power grid of the DC transmission system; the FPGA board is in the said The logic computing processor establishes high-speed two-way communication with the real-time simulator, and processes and regulates the simulation data of the real-time simulator according to the control protection program and the system instructions; the control protection program replaces the original The control and protection of the physical device reduces the physical device and the floor space at the same time, thereby reducing the cost; the control protection program using multi-threaded computing processing technology is downloaded to the logic computing processor, and through the FPGA board and real-time simulator Establish two-way high-speed communication, the program not only does not occupy the operating resources of the simulator, but also can accurately simulate the actual control and protection response characteristics of the DC project; when the system contains multiple logic computing processors and FPGA boards, it can accurately simulate multiple DC Engineering actual control protection response characteristics.

Abstract

一种直流控制保护实时仿真系统与方法，该系统包括：程序计算及指令生成模块，用于完成直流控制保护复杂的逻辑程序计算，并生成控制保护程序计算输出的控制指令，提供逻辑计算处理器下载的控制保护程序及交换机下载的系统指令；实时仿真模块，用于通过实时仿真器实现高压直流输电系统及其连接的交直流电网的实时数字仿真计算，模拟高压直流输电系统及交直流电网的实时运行动态；数据处理模块，用于通过FPGA板卡在逻辑计算处理器与实时仿真器之间建立高速双向通讯，逻辑计算处理器根据控制保护程序和系统指令对实时仿真器的仿真数据进行处理及调控。该系统成本低、接口简单，更精确地仿真直流工程实际控制保护响应特性。

Description

一种直流控制保护实时仿真系统与方法 技术领域
本发明涉及直流控制保护实时仿真领域，尤其涉及一种直流控制保护实时仿真系统与方法。
背景技术
在含有直流输电系统的交直流电网仿真系统中，由于直流输电系统的控制和保护相对交流系统复杂许多，如何精确模拟直流输电系统控制保护的动态响应，是交直流电网仿真研究的关键因素，也是研究电网安全稳定控制策略的基础。实时数字仿真器可提供信号交互接口，在直流输电系统的控制保护仿真与测试领域被广泛应用。
在实时仿真试验系统中模拟直流控制保护的特性，目前主要有两种方式：第一种方式，通过输入板卡及接口装置，将与控制保护装置的工程功能和性能一致的实物装置接入实时仿真系统中，构成直流控制保护实时仿真的闭环试验系统，该方式成本高、接口复杂；另一种方式，根据直流输电系统的控制和保护逻辑，在实时数字仿真器中采用逻辑元件搭建完成控制方法，即最终通过实时数字仿真器的仿真处理板卡资源实现包括直流输电系统的一次主回路以及二次控制保护系统，该方式与实际控制保护装置的动态性能响应存在一定差异，无法精确模拟直流输电工程的实际控制保护响应特性。
发明内容
针对上述现有技术的缺点，本发明实施例的目的是提供一种紧凑型直流控制保护实时仿真系统与方法，成本低、接口简单，更精确地仿真直流 工程实际控制保护响应特性。
为实现上述目的，本发明实施例一方面提供了一种直流控制保护实时仿真系统，包括程序计算及指令生成模块、实时仿真模块以及数据处理模块；其中，
所述程序计算及指令生成模块用于完成直流控制保护复杂的逻辑程序计算，并生成控制保护程序计算输出的控制指令，提供逻辑计算处理器下载的控制保护程序及交换机下载的系统指令；
所述实时仿真模块用于通过实时仿真器实现高压直流输电系统及其连接的交直流电网的实时数字仿真计算，模拟所述高压直流输电系统及所述交直流电网的实时运行动态；
所述数据处理模块用于通过FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控。
优选地，所述控制保护程序包括直流电流控制、直流电压控制、熄弧角度控制、稳定控制、换流变分接口控制、无功功率控制和极控保护程序。
优选地，所述控制保护程序采用多线程计算处理技术。
优选地，所述系统指令包括功率指令及顺控操作指令。
优选地，所述系统包括N个所述数据处理模块，N大于等于2。
为实现上述目的，本发明实施例第二方面提供了一种直流控制保护实时仿真方法，包括以下步骤：
通过逻辑计算处理器下载控制保护程序及交换机下载系统指令；
通过实时仿真器仿真高压直流输电系统及其连接的交直流电网的实时运行动态；
通过FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控。
优选地，所述控制保护程序包括直流电流控制、直流电压控制、熄弧 角度控制、稳定控制、换流变分接口控制、无功功率控制和极控保护程序。
优选地，所述控制保护程序采用多线程计算处理技术。
优选地，所述系统指令包括功率指令及顺控操作指令。
优选地，所述FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控，N个所述FPGA板卡与所述逻辑计算处理器可同时与所述实时仿真器建立通讯，N大于等于2。
相比于现有技术，实施本发明实施例具有如下有益效果：逻辑计算处理器下载控制保护程序以及交换机下载系统指令；实时仿真器仿真直流输电系统的交直流电网实时运行动态；FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，并根据所述控制保护程序和所述系统指令对所述实时仿真仿真器的仿真数据进行处理及调控；控制保护程序替代原有的控制保护实物装置，减少了实物装置、同时减少了占地面积，以此减少成本；采用多线程计算处理技术的控制保护程序下载到逻辑计算处理器中，并通过FPGA板卡与实时仿真器建立双向高速通讯，程序不仅没有占用仿真器的运行资源，而且可以精确地仿真直流工程实际控制保护响应特性；当系统包含多个逻辑计算处理器和FPGA板卡时，可以精确地仿真多回直流工程实际控制保护响应特性。
附图说明
图1是本发明实施例1提供的一种直流控制保护实时仿真系统的结构示意图；
图2是本发明实施例2提供的一种直流控制保护实时仿真方法的流程示意图。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进 行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
请参见图1，是本发明实施例1提供的一种直流控制保护实时仿真系统的结构示意图，所述系统包括程序计算及指令生成模块、实时仿真模块以及数据处理模块；其中，
所述程序计算及指令生成模块用于完成直流控制保护复杂的逻辑程序计算，并生成控制保护程序计算输出的控制指令，提供逻辑计算处理器下载的控制保护程序及交换机下载的系统指令；
所述实时仿真模块用于通过实时仿真器实现高压直流输电系统及其连接的交直流电网的实时数字仿真计算，模拟所述高压直流输电系统及所述交直流电网的实时运行动态；
所述数据处理模块用于通过FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控。
优选地，所述控制保护程序包括直流电流控制、直流电压控制、熄弧角度控制、稳定控制、换流变分接口控制、无功功率控制和极控保护程序。
其中，直流电流控制包括电流裕度补偿控制、低压限流控制、交直流系统故障瞬时电流控制及电流平衡控制，稳定控制包括功率提升控制、功率回降控制、频率限制控制及双频调制控制，极控保护包括换流器开路保护、交流过电压保护、交流低电压保护、直流低电压保护、大触发角保护及直流线路保护。
优选地，所述控制保护程序采用多线程计算处理技术。
优选地，所述系统指令包括功率指令及顺控操作指令。系统指令还包括直流功率参考指令、解锁指令等，具体内容根据实际需求确定。
需要说明的是，控制保护程序是根据实际工程的控制保护逻辑处理周 期及控制保护功能，采用多线程计算处理技术预先编辑完成的。逻辑计算处理器通过FPGA板卡从实时仿真器接收直流输电系统的一次测量量以及开关状态等信号，实时仿真器通过FPGA板卡接收逻辑计算处理器输出的控制信号，由此形成闭环测试系统。其中，一次测量量包括交流三相电压，直流输电系统的极1和极2的高、低阀组直流电压，直流电流，直流线路电流，接地极电流，中性点电流，换流变阀侧电流等；开关状态包括换流站交流母线开关、直流正负极直流隔刀、阀组旁路开关、金属大地转换开关等。控制信号包括阀组的触发脉冲命令以及开关刀闸的分合闸命令。
优选地，所述系统包括N个所述数据处理模块，N大于等于2。
需要说明的是，当系统包括N个所述数据处理模块时，N个数据处理模块可以同时处理实时仿真器的仿真数据，实现直流输电系统的多回直流工程实际控制保护响应特性。
逻辑计算处理器下载控制保护程序以及交换机下载系统指令；实时仿真器仿真直流输电系统的交直流电网实时运行动态；FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，并根据所述控制保护程序和所述系统指令对所述实时仿真仿真器的仿真数据进行处理及调控；控制保护程序替代原有的控制保护实物装置，减少了实物装置、同时减少了占地面积，以此减少成本；采用多线程计算处理技术的控制保护程序下载到逻辑计算处理器中，并通过FPGA板卡与实时仿真器建立双向高速通讯，程序不仅没有占用仿真器的运行资源，而且可以精确地仿真直流工程实际控制保护响应特性；当系统包含多个逻辑计算处理器和FPGA板卡时，可以精确地仿真多回直流工程实际控制保护响应特性。
请参见图2，是本发明实施例2提供的一种直流控制保护实时仿真方法的流程示意图，所述方法包括步骤S11～S13，具体如下：
S11、通过逻辑计算处理器下载控制保护程序及交换机下载系统指令；
S12、通过实时仿真器仿真高压直流输电系统及其连接的交直流电网的实时运行动态；
S13、通过FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控。
优选地，所述控制保护程序包括直流电流控制、直流电压控制、熄弧角度控制、稳定控制、换流变分接口控制、无功功率控制和极控保护程序。
优选地，所述控制保护程序采用多线程计算处理技术。
优选地，所述系统指令包括功率指令及顺控操作指令。
优选地，所述FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控，N个所述FPGA板卡与所述逻辑计算处理器可同时与所述实时仿真器建立通讯，N大于等于2。
需要说明的是，本发明实施例提供的一种直流控制保护实时仿真方法与上述一种直流控制保护实时仿真系统，两者的工作原理和有益效果一一对应，因此不再赘述。
相比于现有技术，实施本发明具有如下有益效果：逻辑计算处理器下载控制保护程序以及交换机下载系统指令；实时仿真器仿真直流输电系统的交直流电网实时运行动态；FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，并根据所述控制保护程序和所述系统指令对所述实时仿真仿真器的仿真数据进行处理及调控；控制保护程序替代原有的控制保护实物装置，减少了实物装置、同时减少了占地面积，以此减少成本；采用多线程计算处理技术的控制保护程序下载到逻辑计算处理器中，并通过FPGA板卡与实时仿真器建立双向高速通讯，程序不仅没有占用仿真器的运行资源，而且可以精确地仿真直流工程实际控制保护响应特性；当系统包含多个逻辑计算处理器和FPGA板卡时，可以精确地仿真多回直流工程实际控制保护响应特性。
虽然本发明以较佳实施例揭露如上，但并非用以限定本发明实施的范围。任何本领域的普通技术人员，在不脱离本发明的发明范围内，当可作 些许的改进，即凡是依照本发明所做的同等改进，应为本发明的范围所涵盖。

Claims (10)

  1. 一种直流控制保护实时仿真系统，其特征在于，包括程序计算及指令生成模块、实时仿真模块以及数据处理模块；其中，
    所述程序计算及指令生成模块用于完成直流控制保护复杂的逻辑程序计算，并生成控制保护程序计算输出的控制指令，提供逻辑计算处理器下载的控制保护程序及交换机下载的系统指令；
    所述实时仿真模块用于通过实时仿真器实现高压直流输电系统及其连接的交直流电网的实时数字仿真计算，模拟所述高压直流输电系统及所述交直流电网的实时运行动态；
    所述数据处理模块用于通过FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控。
  2. 如权利要求1所述的直流控制保护实时仿真系统，其特征在于，所述控制保护程序包括直流电流控制、直流电压控制、熄弧角度控制、稳定控制、换流变分接口控制、无功功率控制和极控保护程序。
  3. 如权利要求1或2所述的直流控制保护实时仿真系统，其特征在于，所述控制保护程序采用多线程计算处理技术。
  4. 如权利要求1所述的直流控制保护实时仿真系统，其特征在于，所述系统指令包括功率指令及顺控操作指令。
  5. 如权利要求1所述的直流控制保护实时仿真系统，其特征在于，所述系统包括N个所述数据处理模块，N大于等于2。
  6. 一种直流控制保护实时仿真方法，其特征在于，包括以下步骤：
    通过逻辑计算处理器下载控制保护程序及交换机下载系统指令；
    通过实时仿真器仿真高压直流输电系统及其连接的交直流电网的实时运行动态；
    通过FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控。
  7. 如权利要求6所述的直流控制保护实时仿真方法，其特征在于，所述控制保护程序包括直流电流控制、直流电压控制、熄弧角度控制、稳定控制、换流变分接口控制、无功功率控制和极控保护程序。
  8. 如权利要求6或7所述的直流控制保护实时仿真方法，其特征在于，所述控制保护程序采用多线程计算处理技术。
  9. 如权利要求6所述的直流控制保护实时仿真方法，其特征在于，所述系统指令包括功率指令及顺控操作指令。
  10. 如权利要求6所述的直流控制保护实时仿真方法，其特征在于，所述FPGA板卡在所述逻辑计算处理器与所述实时仿真器之间建立高速双向通讯，逻辑计算处理器根据所述控制保护程序和所述系统指令对所述实时仿真器的仿真数据进行处理及调控，N个所述FPGA板卡与所述逻辑计算处理器可同时与所述实时仿真器建立通讯，N大于等于2。
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