By Quansheng Zhang, Shengbo Eben Li, Kun Deng
This ebook provides study advances in car AC structures utilizing an interdisciplinary process combining either thermal technology, and car engineering. It covers quite a few themes, resembling: regulate ideas, optimization algorithms, and analysis schemes constructed for while automobile air structures have interaction with powertrain dynamics. unlike the swift advances within the fields of establishing HVAC and automobile individually, an interdisciplinary exam of either parts has lengthy been overlooked. The content material awarded during this e-book not just unearths possibilities while interplay among on-board HVAC and powertrain is taken into account, but in addition offers new findings to accomplish functionality development utilizing model-based methodologies.
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Extra info for Automotive Air Conditioning: Optimization, Control and Diagnosis
5 K from the measurement data (considering various ambient conditions). Future research for this airco model should address the development of a pressure model. Once the model includes a pressure model for the refrigerant, it can be used to develop advanced energy management strategies. References 1. P. Arora, Thermodynamics (McGraw-Hill Education (India) Pvt Limited, Bangalore, 2001) 2. eu 3. P. K. Das, S. A. J. van den Bosch 4. O. S. Bhatti, Energy efficient automotive air conditioning system, in SAE 2002 World Congress, Detroit, Michigan, 4–7 March 2002.
Different tools for both robustness analysis and controller design for systems subject to structured uncertainties can be found in [4, 7–9], while [2, 10–12] considered similar problems for systems with unstructured uncertainties. One potential drawback of these classical methods lies in the conservatism due to the use of a single quadratic Lyapunov function. In recent years, more advanced robust control approaches were proposed to achieve better controlled performance. In particular, originated from the pioneering works [13, 14], different switching-type robust controllers have been proposed for various systems with different types of uncertainties, such as [15, 16] on linear fractional transformation (LFT) systems and [7, 17] for polytopic uncertain systems, both of which utilized the multiple Lyapunov function technique from the switching control context .
21) with constant C D 2:167 gK/J and T [K] the air temperature. 23) with TA D Tamb and RHA measured from ambient air. 11) is used for TC D Tw and RHC D 100 %. The difference between AHA and AHC defines the amount of water condensation. Returning back to the Eqs. 5 Model Validation Experiments are done to collect measurement data for model validation. The experiments fall apart into two parts: • HIL compressor measurements: A HIL test setup is used to characterize the model parameters of an isolated AC compressor.