THEORYMECHANICS1902Electronic teaching planChapter 5 Space mechanicsCollege of Mechanical andVehicle Engineering王晓君
THEORY MECHANICS Chapter 5 Space mechanics Electronic teaching plan College of Mechanical and Vehicle Engineering 王晓君
Spatial concurrent force systemMoment of force on axis andmoment offorce on pointSpace couple systemSimplification of the space forcesystemEquilibrium conditions andequations of the space force systemThe object's center of gravity
• Spatial concurrent force system • Moment of force on axis and moment of force on point • Space couple system • Simplification of the space force system • Equilibrium conditions and equations of the space force system • The object’s center of gravity
If the lines of action ofBY.each force inthe forcesystem are arbitrarilydistributed in space,the force system is(a)called spatial arbitraryZforcesystem,2Babbreviated as spatial5force system.(b)
If the lines of action of each force in the force system are arbitrarily distributed in space, the force system is called spatial arbitrary force system, abbreviated as spatial force system
The main content of this chapterSpace couple systemSpace force decompositionsystemSpatial concurrent force systenSimply Derive the equilibrium equationApplication:center of gravitycenter of parallelforce system
The main content of this chapter Space force system Spatial concurrent force system Space couple system Simply Derive the equilibrium equation decomposition Application: center of gravity, center of parallel force system
5.1 Spatial concurrent force systemIs the force polygon rule synthesized by planarconcurrent force system applicable to space concurrentforce system?R(a)(b)Is it easy to use multiple concurrent forces inspace?What about the analytical method?
Is the force polygon rule synthesized by planar concurrent force system applicable to space concurrent force system? Is it easy to use multiple concurrent forces in space? What about the analytical method? 5.1 Spatial concurrent force system