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บทที่ 6 การหาจุดต่ำที่สุดของฟังก์ชั่นที่มีข้อจำกัด. ดุลยโชติ ชลศึกษ์ Mechanical Engineering Department Thammasat University. หัวข้อ. 6.1 ลักษณะทางเรขาคณิตของปัญหา 6.2 ตัวคูณลากรานจ์ 6.3 เงื่อนไข Karush - Khun - Tucker ( KKT ). ลักษณะทางเรขาคณิตของปัญหา. 6.1. - PowerPoint PPT Presentation
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ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME 654OPTIMUM DESIGN OFMECHANICAL PARTS
บทท�� 6 การหาจุ�ดต่ำ��าท��สุ�ดของฟั�งก�ชั่��นท��มี�
ข�อจุ�าก�ด
ด�ลยโชั่ต่ำ� ชั่ลศึ กษ์�Mechanical Engineering Department
Thammasat University
Module 6 : Constrained Optimization 2 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ห�วข�อ
6.1 ล�กษ์ณะทางเรขาคณ�ต่ำของปั�ญหา6.2 ต่ำ�วค)ณลากรานจุ� 6.3 เง*�อนไข Karush-Khun-Tucker (KKT)
Module 6 : Constrained Optimization 3 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ล�กษ์ณะทางเรขาคณ�ต่ำของปั�ญหา6.1
Module 6 : Constrained Optimization 4 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
จุ�ดท��เปั,นไปัได� – Feasible Point
• ค*อจุ�ดท��เง*�อนไขท�-งหมีดเปั,นจุร�ง• จุ�ดต่ำ��าท��สุ�ดต่ำ�องเปั,นจุ�ดท��เปั,นไปัได�
Module 6 : Constrained Optimization 5 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.างท�� 6.1
Module 6 : Constrained Optimization 6 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.างท�� 6.2
Module 6 : Constrained Optimization 7 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.างท�� 6.3
Module 6 : Constrained Optimization 8 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.างท�� 6.4
Module 6 : Constrained Optimization 9 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.างท�� 6.4 (2)
Module 6 : Constrained Optimization 10 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.างท�� 6.4 (3)
Module 6 : Constrained Optimization 11 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ข�อสุ�งเกต่ำ
Module 6 : Constrained Optimization 12 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ข�อสุ�งเกต่ำ (2)
Module 6 : Constrained Optimization 13 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วค)ณลากรานจุ�6.2
Module 6 : Constrained Optimization 14 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วค)ณลากรานจุ� (2)
Module 6 : Constrained Optimization 15 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วค)ณลากรานจุ� (2)
Lagrange multiplier
Module 6 : Constrained Optimization 16 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ฟั�งก�ชั่��นลากรานจุ�
จุ�ดต่ำ��าท��สุ�ดเก�ดข -นเมี*�อ
สุ�าหร�บปั�ญหาท��มี�ข�อจุ�าก�ดแบบเท.าก�บ
ก�าหนดให�
Module 6 : Constrained Optimization 17 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.5
Module 6 : Constrained Optimization 18 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.5 (2)
Module 6 : Constrained Optimization 19 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.5 (3)
Module 6 : Constrained Optimization 20 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
เง*�อนไข Karush-Khun-Tucker6.3การใชั่�ฟั�งก�ชั่��นลากรานจุ�ก�บปั�ญหาท��มี�ข�อจุ�าก�ดแบบไมี.เท.าก�บ
ต่ำ�องใชั่�
Module 6 : Constrained Optimization 21 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ฟั�งก�ชั่��นลากรานจุ�สุ�าหร�บปั�ญหาท��มี�ข�อจุ�าก�ดแบบไมี.เท.าก�บ
Module 6 : Constrained Optimization 22 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
เง*�อนไข KKT (1)
Module 6 : Constrained Optimization 23 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
เง*�อนไข KKT (2)
Module 6 : Constrained Optimization 24 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
Switching Conditions
m
Module 6 : Constrained Optimization 25 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.6
Module 6 : Constrained Optimization 26 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.6 (2)
Module 6 : Constrained Optimization 27 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.6 (3)
Module 6 : Constrained Optimization 28 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.6 (4)
Module 6 : Constrained Optimization 29 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.6 (5)
Module 6 : Constrained Optimization 30 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7
Module 6 : Constrained Optimization 31 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (2)
Module 6 : Constrained Optimization 32 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (3)
Module 6 : Constrained Optimization 33 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (4)
Module 6 : Constrained Optimization 34 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (5)
Module 6 : Constrained Optimization 35 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (6)
Module 6 : Constrained Optimization 36 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (7)
Module 6 : Constrained Optimization 37 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (8)
Module 6 : Constrained Optimization 38 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (9)
Module 6 : Constrained Optimization 39 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (10)
Module 6 : Constrained Optimization 40 ME TUMechanical Engineering DepartmentFaculty of Engineering, Thammasat University
ME654
ต่ำ�วอย.าง 6.7 (11)