unit 4

Application of New High-efficient Diaphragm in Hancheng Power Plant, Unit 4

新型高效隔板在韩城电厂4号机组上的应用

Chemical cleaning of Boiler-front system for unit № 4 at Fengcheng Power Plant

丰城电厂4号机组炉前系统化学清洗

Suggestions for modification of Unit 4 are presented.

就此，提出了4号炉改造的合理化建议。

Owing to the defects of the hydraulic control system originally used for Unit 4 steam turbine in Maoming Cogeneration Power Plant, a transformation was conducted and DEH-A digital electro-hydraulic ( DEH) control system adopted.

针对茂名热电厂4号机组汽轮机原采用的纯液压调节系统所存在的不足，将汽轮机的调节系统改造成为DEH-ⅢA型数字式电液调节系统。

Vibration measurement and analysis of Unit 4 fire-resistant oil pumps in Zhanjiang Power Plant

湛江发电厂4号机抗燃油泵的振动测试与分析

Feedwater control problems and their treatment on Unit 3 and Unit 4 boilers in Zhanjiang Power Plant

湛江电厂3号、4号锅炉给水调节存在的问题及其处理

the proposed algorithm is sufficiently compatible to the present method but also conforms to the reality of the power system. thus it is quite adaptive to solve the security restraint phenomenon of the unit commitment and to evaluate the results of unit commitment problems. 4.

算法充分兼容现有成型方法，符合电力系统实际，对解决安全约束对机组组合的制约，以及对机组组合方案评价，有良好的适应性。

Renovating Coordination Control System for Unit 4 of Huangpu Power Plant

黄埔发电厂4号机组协调控制系统的改造

Cause analysis of serious slagging in Unit 4 boiler of Shaoguan Power Plant and countermeasures

韶关发电厂4号炉结焦严重的原因分析及对策

On the deformation mechanism and the reinforcement measures of cofferdam and high slope of the unit No. 4 in E'tan hydropower station

恶滩水电站围堰及4机高边坡变形机制及加固措施研究

Cause analysis of blade fracture in Unit 4 steam turbine of Xiamen Power Plant

厦门电厂4号汽轮机叶片断裂原因分析

DEH Retrofitting of Unit 4 in Xinxiang Coal-fired Power Plant

新乡火电厂4号机组DEH系统改造

the recommended gradient is to be 1:4 ( i.e., about 1 unit out for every 4 units in height).

推荐斜率为1：4（即：每延伸4个单位增加1个单位高度）。

anhui power grid transmission line protection, digital dynamic simulation test results confirm that the test platform that is fully able to meet the real time dynamic simulation of rapid response unit protection. 4.

对安徽电网中常用的线路保护进行数字动态模拟试验，结果证实试验平台完全能够满足对保护等快速响应装置的实时动态仿真试验。

novelty-an electronic control unit ( ecu)( 4) generates electric power command value indicating target value of electric power input-output with respect to electrical storage module ( 10-1).

新颖性–电子控制单元（ECU）（4）产生电功率命令值，指示了蓄电模块（10-1）电功率输入-输出的目标值。

Data are stored by the least unit of 4 bits, so as to guarantee a fast data-reading speed.

提出了以4位为最小单位的存储方式，大大提高了读取词典数据的速度。

Due to direct decimation after multiphase interpolation, the structure can be simplified to only contain a FIR filter plus a simple scheduling control unit. 4.

该结构通过多相内插后的直接抽取，将重采样结构简化为一个FIR滤波器和外围时序控制电路，较大的节省了运算量。

diagnosis and treatment of embolism syndrome in surgical intensive care unit: report of 4 cases

外科重症监护病房内栓塞症的诊断与治疗&附4例报告及文献复习

a radix-4 unit which consists of 4 4-way acs can obtain two stage surviving path of four states. as a result the throughput becomes twice as before.

由4个4路ACS单元构成的基4ACS模块一次可以得到4个状态的两步路径更新，使得译码速度提高了1倍。

The students are studying Unit 3 this week, and next week we'll be studying Unit 4.

这星期我们学第三单元，下周我们将学第四单元。

In security implementation unit 4 key features including data fragmentation and distribution, DBMS, data encryption and secure authentication are identified and researched.

在安全实施中，对数据分片与分布、DBMS、数据加密与安全认证等4个关键技术进行了研究；

Exciting circuit retrofitting of Jingmen thermal power plant unit 4

荆门热电厂4号机励磁回路技术改造

through optimization algorithm to determine the efficiency of making the system maximum power between the switching point in the pump unit. ( 4) proposed the switch control measure to solve wind power fluctuations near the water-pump switch point.

通过优化算法确定了使得系统的运行效率最高的泵组间的功率切换点。（4）提出了解决风功率在水泵切换点附近波动时的切换控制策略。

After analyzing the problems existed in the thermal system of Unit 4 of Xibaipo Power Plant, a modification scheme is proposed and executed.

针对西柏坡发电有限责任公司4机组热力系统存在问题进行分析，提出了切实可行的改进方案，并对4机组热力系统进行处理。

Main carriage, auxiliary frame, left and right support-leg bases and cover make use of shell unit of 4 nodes, the race makes use of 3D actual unit of 8 nodes.

主梁、辅梁、左右支腿座和盖板采用4节点壳单元，座圈采用8节点三维实体单元，各部件之间采用与实际连接方式相同的焊接单元、U型螺栓连接和刚性单元连接等。

the target, one of only two numerical benchmarks laid down in the latest five-year economic plan launched last march, called on provinces to cut energy use per unit of output by 4 per cent a year until 2010.

中国在去年3月发布的最近一个5年经济规划中，仅制定了两项硬性基准，能耗目标便是其中之一，即要求各省在2010年前，将单位产出能耗每年降低4%。

Transformation of Unit 4 in Maoming Cogeneration Power Plant to use DEH-A digital electro-hydraulic control system

茂名热电厂4号机组采用DEH-ⅢA型电液调节系统的改造

The materials of optical elements have been analyzed and reasonably selected after consulting with the produced unit. 4.

对各个光学元件的材料进行了分析，与加工单位协商，对材料进行了合理选择。

the composition of flue gas desulfurization system with sea-water used on unit no 4 at mawan general power plant of shenzhen city, the process features, as well as operation situation and troublesome problems occurred from putting this system into service are presented.

介绍了深圳妈湾发电总厂4号机组烟气海水脱硫系统的组成、工艺特点及投产以来的运行情况和出现的问题。

Unit 4 Diving With Dolphins

第4单元和海豚一起潜水