scholarly journals Sustainable Housing Design: System Control Strategy

2021 ◽  
Author(s):  
Kazutoshi Fujihira

Current housing design faces various environmental, social, and economic issues, such as climate change, aging population, and workplace needs. Dealing with such issues and pursuing sustainability is a target-oriented challenge. The science of system control can be utilized for all target-oriented tasks. Therefore, applying system control, we have been developing methods for sustainable design. Based on our finished research and practice results, this chapter shows how to design sustainable homes. Section 2 briefly illustrates the methods with two figures: (1) the control system for promoting sustainable housing design, (2) the process of producing and revising sustainable housing design guidelines. Section 3 demonstrates a concrete process of creating sustainable design guidelines. First, it identifies global and general problems related to current homes and specifies requirements for sustainable housing design. Next, it converts these requirements into a tabular form of “housing elements, variables, and their desired values.” The completed table has turned out compact “sustainable housing design guidelines” for general use. The methods have four significant features: (1) total visualization for promoting sustainable design, (2) user-friendliness, (3) comprehensiveness, (4) flexibility toward optimization.

2020 ◽  
Author(s):  
Kazutoshi Fujihira

Achieving sustainability is the ultimate goal-oriented challenge. Control science can be applied to all goal-oriented tasks. Accordingly, utilizing control science, we have been progressing in research on sustainability and sustainable design. Here this chapter illustrates the methodology for designing sustainable structures with two examples. In this context, “structures” include various city components, such as buildings, roads, and parks, as well as the whole city. First, this chapter illustrates the control system for promoting sustainable structure design. Next, it shows the process of producing and revising sustainable structure design guidelines. Based on this process, Section 4 demonstrates how to produce and revise sustainable housing design guidelines, with the completed guidelines’ extracts. Moreover, Section 5 outlines a way of producing sustainable urban design guidelines. Designing the whole city needs extensive spatial planning; therefore, the guidelines consist of three parts: (1) development allowable areas, (2) spatial relationships among city components, (3) principles of designing city components. This methodology’s characteristics include visualization of the whole picture for promoting sustainable design, user-friendliness, comprehensiveness, and adaptability to different and changing situations.


2011 ◽  
Vol 225-226 ◽  
pp. 504-507 ◽  
Author(s):  
Yan Bo Che ◽  
Jian Chen ◽  
Bo Zhao

Microgrid system, as the carrier of control strategy, can provide verification platform for the research. This paper discusses the control strategy firstly. And then an integrated microgrid system with multi-microgrid structure, containing a variety of distributed generations, energy storage systems, diesel generator and adjustable loads, is introduced. The control strategy of the microgrid system which adopts master-slave control strategy is discussed in detail. The result shows that the mircogrid system using control strategy proposed in this paper can transfer flexibly between grid-connected and islanded mode. This system is able to work well with operation control and other related technologies.


2021 ◽  
pp. 1-31
Author(s):  
S.H. Derrouaoui ◽  
Y. Bouzid ◽  
M. Guiatni

Abstract Recently, transformable Unmanned Aerial Vehicles (UAVs) have become a subject of great interest in the field of flying systems, due to their maneuverability, agility and morphological capacities. They can be used for specific missions and in more congested spaces. Moreover, this novel class of UAVs is considered as a viable solution for providing flying robots with specific and versatile functionalities. In this paper, we propose (i) a new design of a transformable quadrotor with (ii) generic modeling and (iii) adaptive control strategy. The proposed UAV is able to change its flight configuration by rotating its four arms independently around a central body, thanks to its adaptive geometry. To simplify and lighten the prototype, a simple mechanism with a light mechanical structure is proposed. Since the Center of Gravity (CoG) of the UAV moves according to the desired morphology of the system, a variation of the inertia and the allocation matrix occurs instantly. These dynamics parameters play an important role in the system control and its stability, representing a key difference compared with the classic quadrotor. Thus, a new generic model is developed, taking into account all these variations together with aerodynamic effects. To validate this model and ensure the stability of the designed UAV, an adaptive backstepping control strategy based on the change in the flight configuration is applied. MATLAB simulations are provided to evaluate and illustrate the performance and efficiency of the proposed controller. Finally, some experimental tests are presented.


2013 ◽  
Vol 712-715 ◽  
pp. 2888-2893
Author(s):  
Hai Qiang Liu ◽  
Ming Lv

In order to realize information sharing and interchange of complex product multidisciplinary collaborative design (MCD) design process and resources. The Process integrated system control of product multidisciplinary collaborative design was analyzed firstly in this paper, then design process of complex product for supporting multidisciplinary collaborative was introduced, a detailed description is given of the organization structure and modeling process of MCD-oriented Integration of Product Design Meta-model ; and concrete implement process of process integrated system control method was introduced to effectively realize information sharing and interchange between product design process and resources.


2014 ◽  
Vol 539 ◽  
pp. 653-655
Author(s):  
Li Li Wan ◽  
Guo Rong Wang ◽  
Jian Luo

The design of Xinyang Iron and Steel Factorys sintering machine lubrication system based on Siemens S7-200 PLC is introduced in this paper. According to the characteristics of the lubrication system, and the current domestic situation of the lubrication system existing problems, corresponding control strategy is presented. Using automatic oil supply system instead of manual oil supply, not only improve the reliability and accuracy of the system control, but also improve the working efficiency.


1993 ◽  
Vol 29 (Supplement) ◽  
pp. 194-195
Author(s):  
Yipu ZHU ◽  
Yukihiro MATSUBARA ◽  
Mitsuo NAGAMACHI

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