查询词典 speed control

Building Products: fan coil digital LCD temperature controller, mechanical temperature control panel, electronic temperature control switch, three-speed switch, fan-coil electric two-way valve (three-way valve) and matching drives, proportional-integral regulation of electric valves, electric actuators, pressure side of the control-way valve, temperature and humidity sensors, electrical valve drive, pressure controllers, pressure sensors, pressure switches, gas flow switches, liquid flow switches, network control unit and related software, direct digital controller, communication modules, expansion modules, such as air-conditioning control products, inverter device control products; with Honeywell,×é, Siemens AG, Johnson, etc. from multiple vendors and agents set up a good relationship of cooperation; Security Equipment: Card, canteen consumption machine, access control systems, attendance punch card machines, parking, smart key counters, video intercom doorbell, hotel lock, the types of RF cards, shaped cards, business card printing produced; network equipment: routers, switches, group telephone, wire and cable materials such as sales; with CISCO, Huawei-3COM,, INTEL, D-LINK, Paul, NEC, SAMSUNG multiple vendors, such as set up a good relationship of cooperation, to become special agents; company by selling products ranging from consulting, purchasing, installation, after-sale tracking security services; company to "innovative, pragmatic, enterprising" as the forward power enterprises; always adhering to the "to perfection ---- Switch TO Perfection" design philosophy, the "customer first" as our business purpose.

楼宇设备产品：风机盘管液晶数显温控器、机械式温控面板、电子温控开关、三速开关、风机盘管电动二通阀及配套驱动器、比例积分调节电动阀、电动执行器、压差旁控制通阀、温湿度传感器、电动风阀驱动器、压力控制器、压差传感器、压差开关、气体流量开关、液体流量开关、网络控制单元及相关软件、直接数字控制器、通讯模块、扩展模块等空调控制产品、变频器设备控制产品；与霍尼韦尔、卓灵、西门子、江森等多家厂商及代理商建立了良好的合作关系；安防设备：一卡通、食堂消费机、门禁系统、打卡考勤机、停车场、智能钥匙柜、可视对讲门铃、酒店锁、各种射频卡、异型卡、证卡制作印刷业务；网络设备：路由器、交换机、集团电话、电线电缆等材料的销售；与CISCO、华为3COM、、INTEL、D-LINK、国威、NEC、SAMSUNG等多家厂商建立了良好的合作关系，成为特约代理商；公司对所销售产品提供从咨询、选购、安装、售后的全程跟踪保障服务；公司以&创新、求实、进取&作为企业的前进动力；始终秉承&至臻完美----Switch TO Perfection&的设计理念，把&用户至上&作为我们的经营宗旨。

The results were as follows: ET〓-RNA expression levels in hypothalamus, hippocampus and temporoparietal grey and white matters of the low and high speed injury groups were elevated significantly than that of control group (p＜0.05), but in the above areas of brain, ET〓-RNA expression in hypothalamus and hippocampus were the highest (p＜0.01), especially in the high speed injury group; ET〓 contents in hypothalamus and hippocampus in the two injury groups, especially in the high speed injury group, increased very significantly than that of control group (p＜ 0.01); ET〓 contents in CSF and plasma in the two injury groups, also especially in high speed injury group, increased markedly after 2 hours, and lasted for 8 hours after injury; ET〓 contents in the abovt areas of brain were of highly positive correlation with that in plasma or in CSF.

实验显示：致伤犬伤后海马、丘脑下部、颞顶叶灰、白质内皮素—1RNA表达较对照组显著增强（p＜0.01，p＜0.05），其中以海马和丘脑下部最显著（p＜0.01），高速组最明显（p＜0.01）；海马和丘脑下部ET〓含量较对照组显著升高（p＜0.01）；血浆、CSF中ET〓含量在伤后2h即极显著升高（p＜0.01），并持续至伤后8h，上述各组均以高速组最为显著（p＜0.01）；各脑区和血浆，CSF中ET〓含量间呈显著正相关。

First, the paper reviews the development and research of AC transfer speed system, introduces the different control strategy of transfer speed system for asynchronous motor, and discusses the basic principle of vector control system for asynchronous motor in detail,including the mathematics model and coordinate transformation of asynchronous motor, the fundamental equation of vector control, the estimation method of rotor flux, the system structure of vector control etc. Then, the paper lays stress on the fundamental principle, control algorithm and realization method in TMS320LF2407 of space vector pulse width modulation technology.

本文首先简述了交流调速系统的发展和研究重点，介绍了异步电机调速系统的不同控制策略，详细论述了异步电机矢量控制系统的基本原理：异步电机的数学模型和坐标变换、矢量控制的基本方程式、转子磁链的观测方法、矢量控制的系统结构等，并重点分析了空间矢量脉宽调制技术的基本原理、控制算法以及在TMS320LF2407中的实现方法。

The research work of this paper is divided into five parts: The first ,according to the work characteristics of ship's auxiliary boiler, this paper is to design applied project in the automatic control system of ship's auxiliary boiler; The second, according to the work request of the cargo winch of alternating three-speed change-pole speed-adjusting, this paper is to determine adopting the method of the PLC control; The third, this paper is to design PLC application in three -phase induction motor control, to give the ladder chart, program and input and output circuit diagram; The fourth, this paper is to research the method of the ship's combined starting screen automatic control with the PLC; The fifth, this paper is to inquire the possibility of apply the PLC in ship's engine room surveillance system; According to the comprehensive analysis of above actual example of ship's auxiliary machinery automatic system with the technique of PLC; not only can use the technique of PLC to replace traditional relay-contactor control technique in ship's auxiliary machinery automatic system, but also can get the conclusion of the former is more dependable and more clever than the latter, the maintenance is more convenient, thus develop a new path for ship automation.

本文研究的工作主要包括五个部分：第一，根据船舶辅锅炉的工作特点，设计PLC在船舶辅锅炉自动控制系统中的应用方案，主要有PLC选型及输入输出点的设计，画出系统控制梯形图并分析工作原理；第二，根据交流三速变极调速起货机的工作要求，确定采用PLC控制的方法，进行控制系统的硬件设计和软件设计，并分析工作原理：第三，设计了PLC在三相异步电动机控制中的应用，给出了控制梯形图、程序及输入、输出接线图；第四，研究了用PLC实现船舶组合起动屏自动控制的方法，进行了系统的电源设计和软件设计，给出系统工作流程图；第五，探讨了船舶机舱监视系统应用PLC的可行性，将继电器报警线路改为用PLC控制报警，给出系统硬件图和软件梯形图，并分析了PLC机的选型、抗干扰和应用PLC的经济效益和社会效益等问题。综合以上船舶辅助机械自动控制系统采用PLC技术的实例分析，可以得出船舶辅助机械自动控制系统不但可以使用PLC技术取代传统的继电器接触器控制技术，而且前者比后者更可靠、更小巧，维护保养更方便的结论，从而为船舶自动化开辟了一条新的路径。无忧毕业设计网 www.5ubs.cn

A Brief description: The whole producing procedure id assured to be safe and sanitary by producing water safe control, sanitary control on food contact face, employees health and sanitation control, sanitary control of hands washing sterilizing and toilet room, cross-pollution control, poisonous chemical drugs control, food adulterant control, pest control and SSOP monitoring procedure.

简述：通过对生产用水的安全控制，食品接触面的条件和清洁度控制，交叉污染的防御控制，洗手消毒及卫生间设施的维护控制，防止掺杂物的污染控制，正确的标记，贮存以及有毒化合物的使用控制，雇员健康卫生的控制，虫害控制及SSOP监管程序确保整个生产操作过程安全卫生。

A Brief description: The whole producing procedure id assured to be safe and sanitary by producing water safe control, sanitary control on food contact face, employees health and sanitation control, sanitary control of hands washing sterilizing and toilet room, cross-pollution control, poisonous chemicaldrugs control, food adulterant control, pest control and SSOP monitoring procedure.

简述：通过对生产用水的安全控制、食品接触面的条件和清洁度控制、交叉污染的防御控制、洗手消毒及卫生间设施的维护控制、防止掺杂物的污染控制、正确的标记、贮存以及有毒化合物的使用控制、雇员健康卫生的控制、虫害控制及SSOP监管程序确保整个生产操作过程安全卫生。

The book is divided into 14 chapters, including Introduction, continuous control system theory, process and discrete sampling, Z transform, sampled-data systems, discrete approximation of continuous system the equivalent, based on mathematical transform the classical design method, based on state space pole placement design methodology, multi-variable system of quadratic optimal control, quantitative effects, the choice of sampling period, the digital control system modeling, digital control system for a variety of design methods, variables quadratic optimal control systems, sampling cycle of selection, non-linear control of the problem, as well as digital control system, a typical application - Disk drive servo control design.

全书共分14章，内容包括概论、连续控制系统理论、采样过程和离散化、Z变换、采样数据系统、连续系统的近似离散等效、基于数学变换的经典设计方法、基于状态空间的极点配置设计方法、多变量系统的二次型最优控制、量化效应、采样周期的选择、数字控制系统的建模问题、数字控制系统的各种设计方法、变量系统的二次型最优控制、采样周期的选择、非线性控制的有关问题，以及数字控制系统的一个典型应用——磁盘驱动器的伺服控制设计等。

boiler is a important power equipment,the require is to provide qualified vapour,let the amount of vapour maked by boiler suit for the load.because of this,every main parameter in the process of the product should be strict controlled.this paper is introduced same main control system in the process of boiler control、concentrate and disperse control system 、the characteristic and the develop of the MCGS compose status software.integrate with the technique of the boiler, discuss the single momentum, double momentum, three momentum boiler control system distinguishly.we think in the process of micro boiler control, three momentum control is the best choice,and has been well implemented in the water level mediation.further more,use the concentrate and disperse control and MCGS compose statue sofeware can achieve the control of the boiler,and can reach a fine effect..

锅炉是一个重要的动力设备，其要求是供给合格的蒸汽，使锅炉发气量适合负荷的需要。为此，生产过程的各个主要参数必须严格控制。本设计了研究锅炉控制过程的几个主要控制系统，以及集散控制系统和MCGS组态软件的特点和发展状况。结合锅炉的工艺情况，针对单冲量、双冲量、三冲量锅炉控制系统，对它们存在的利弊做出了比较和分析。结合生产实践，对三冲量的算法进行比较，认为在小型锅炉控制过程中，三冲量控制是最好的选择，并在水位调节中得到很好的应用。

Industrial Automation: Automatic control equipment, industrial control machines, probing instruments, instruments and meters, DCS distribution control system, process automatic control system, automatic control system, remote control system, VVVF, PC bus industrial control machine, field bus products, numeric control and digital display equipment, power transmission equipment, electric drive an mechanical transmission devices, braking system, etc..

工业自动化：自动化控制设备、工控机、探测仪器、仪器仪表、衡量器件、传感器、转换器、变送器、DCS集散控制系统、分布控制系统、过程自动控制系统、自控系统、测控系统、VVVF、PC总线工控机、I/O模板、现场总线产品、数控数显设备、变频调速等电气传动装置、动力传动设备、电动与机械传动装置、制动系统等。

The shops sell professional-series of temperature control, high-temperature-series, electric products, the company is involved in: TDA series of temperature control instrumentation, TDW series of temperature control instrumentation, TEA series of temperature control instrumentation, XMT series of temperature control instrumentation, XMTA series of temperature control instrumentation , XMTD series of temperature control instruments, temperature control switches, temperature table, pressure gauge, double-metal thermometer, WRN thermocouple, WRE thermocouple, WRP thermocouple, WZP thermocouple, WRNK thermocouple, WREK thermocouple , WRCK thermocouple, WZPK thermocouple, sensors, Yahuang dual, dual screw, handheld digital thermometer, CU50 copper resistance, Pt100 ceramic platinum resistance, Pt100 stainless steel platinum resistance, Mica platinum resistance, high temperature wire, wire compensation , High temperature resistant fabrics, high temperature tape, yellow wax tube, since the income of resin, stainless steel tube of electric, electric carbon steel pipe tubes, electric heating of the brass, titanium tube electric tube, the single electric, electric water heaters use of, water, Pot use of electric heating, the sauna, explosion-proof electric heating pipe, iron core, Dianre Dai, box-type electric furnace, an electric stove, oven, the oven, melting furnace tin, nickel chromium resistance wire, iron wire chromium resistance, resistance zone, civilian Furnace wire, high-power industrial furnace silk, mica films, a variety of high temperature ceramic beads, ceramic pads, hairdryer batteries, electric furnace set, the furnace Church, outside the wire, stainless steel bolts, 2.60, 2.60, stainless steel bolts, stainless steel - Head bolt, the first half of stainless steel bolts, stainless steel pan head bolts, stainless steel expansion bolts, self-tapping stainless steel, stainless steel core pulling rivets, stainless steel jets hoop, stainless steel wire hoop, stainless steel plates, stainless steel bar, stainless steel flanges, stainless steel pipe, Stainless steel wire, a variety of metal hose bridge.

本门市部专业销售温控仪系列、高温线系列、电热系列产品，产品涉及：TDA系列温控仪表、TDW系列温控仪表、TEA系列温控仪表、XMT系列温控仪表、XMTA系列温控仪表、XMTD系列温控仪表、温控开关、水温表、压力表、双金属温度计、WRN热电偶、WRE热电偶、WRP热电偶、WZP热电偶、WRNK热电偶、WREK热电偶、WRCK热电偶、WZPK热电偶、传感器、压簧偶、螺钉偶、数显手持式温度计、CU50铜电阻、Pt100陶瓷铂电阻、Pt100不锈钢铂电阻、云母铂电阻，耐高温导线、补偿导线、耐高温布、耐高温胶带，黄腊管、树脂自息管、不锈钢管电热管、碳钢管电热管、铜管电热管、钛管电热管、单头电热管、热水器用电热管、电水壶用电热管、桑拿管、防爆电热管、电熨斗芯、电热带、箱式电炉、民用电炉、烘箱、烤箱、熔锡炉、镍铬电阻丝、铁铬电阻丝、电阻带、民用电炉丝、大功率工业电炉丝、云母片、各种规格的耐高温瓷珠、瓷垫片、吹风芯、电炉盘、炉堂、外丝管、不锈钢外六角螺栓、不锈钢内六角螺栓，不锈钢沉头螺栓、不锈钢半圆头螺栓、不锈钢盘头螺栓、不锈钢膨胀螺栓、不锈钢自攻丝、不锈钢抽芯铆钉、不锈钢喉箍、不锈钢钢丝箍、不锈钢板材、不锈钢棒材、不锈钢法兰、不锈钢管件、不锈钢丝、各种规格的金属软管、桥架。

This immediately brings us to the next part of this article: creating an output "replace function".

下面进入文章的第二部分：建立一个"缓存处理函数"。

He was elected as an International Ornithological Committee member in 2002 during the 24th IOC held in Beijing.

现为中国鸟类学会理事和WPA 专家组成员。2002年被推选为国际鸟类委员会委员。