Design of Intelligent Green Power Management System

2013 ◽  
Vol 340 ◽  
pp. 984-987
Author(s):  
Yong Sheng Du ◽  
Zhang Hong Yu ◽  
Yu Qing Jian

Intelligent power management system can detect and control the electricity consumption of electrical equipment of family and office automatically, to achieve the purpose of saving energy consumption. The monitoring server is the control center of the whole system,it can real-time monitor the energy consumption data of inserting the electric apparatus,and it can also control the power on and off automatically through remote operation of the client or using strategies. The monitoring server uses embedded Linux platform based on arm architecture,software development mainly uses C Language. This paper introduces the software design of monitoring server, and also in detail describes the design of the driver and communication protocol.

2013 ◽  
Vol 340 ◽  
pp. 979-983
Author(s):  
Yu Qing Jian ◽  
Zhang Hong Yu ◽  
Shuang Chen

Intelligent power management system based on Internet of things is mainly used in electrical equipment focused occasions such as home or office, used for remote monitoring and managing the power of the electrical equipment, the system also has intelligent management functionality, it can control power supply based on current state of the power consumption of the electrical equipment, to achieve the purpose of saving energy consumption. The control center of the system used embedded hardware platform and Linux operating systems based on the ARM processor core, software development used C language.In this paper, the overall design of the system is described.


2013 ◽  
Vol 310 ◽  
pp. 413-416
Author(s):  
Pu Xie ◽  
Ren Xi Hu ◽  
Zheng Chun Liu

To construct a supervisory control platform for hybrid energy supplement power supply system, the constitution, functions of a power management system are proposed. Supervision and control system is founded based on KingView according to functional requirements and characteristic s of the power management system. Driving procedure of the KingView is written according to communication protocol of the data acquisition module at first Communication between PC and machine is achieved. Then, the running of equipments is simulated, and real-time date is monitored, showed, analyzed and processed. Then optimal management, coordinative control and seamless switching of hybrid energy supplement power supply system are achieved.


Author(s):  
Matti Karvonen ◽  
Mikko Heikkilä ◽  
Seppo Tikkanen ◽  
Matti Linjama ◽  
Kalevi Huhtala

Hydraulic motion control is traditionally done with servo or proportional valves. A digital hydraulic valve is based on arrays of simple on/off valves. Independent metering control is possible with digital valves since control notches are not linked together. With commonly used commercial proportional valves constant opening ratios are used. In this paper, a small mobile boom is studied. The lift and tilt cylinders can be controlled with proportional or digital valves. Closed loop control system is based on a robust control method of a multi actuator boom and also inverse kinematic equations are required in coordinate drive. The supply system consists of a Digital Hydraulic Power Management System (DHPMS) which is capable of supplying separate supply pressures for both actuator supply lines. Measurements are done, and one vs. two supply pressures and digital vs. proportional valves are compared. Two different test trajectories and two different load masses are used. Analysis focuses on the energy consumption of different test cases and sources of losses are inspected. Results show that energy consumption can be reduced up to 44%.


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