變風(fēng)量中央空調(diào)(VAV)的控制系統(tǒng)是樓宇自控的重要組成部分。變風(fēng)量空調(diào)系統(tǒng)具有多變量、多回路藕合的特點，當(dāng)多個控制回路同時工作時，各回路之間的相互禍合和相互干擾嚴重影響變風(fēng)量空調(diào)系統(tǒng)的性能。解除或減小多回路之間的禍合是極為關(guān)鍵
和重要的，這也一直是VA、系統(tǒng)的難點問題。
關(guān)鍵詞變風(fēng)量多變量狀態(tài)反饋解禍
Abstract Thec ontorlsy stemo fV AV(vairablea irvo lume)a irco nditioningsy stemi son eo fth em ostim portantpa rtso fbu ildingau tomaticco ntorl.Th e
VAVs ystemf eatuersof m ulti-variablean dc ouplingb etweenm ulti-contorllo ops.W hilem ultico ntorllo ops二workingto gether,th eyin terfeera ndin fluence
each other, and influence the performance of VAV system. Decreasing or eliminating the coupling among the multi-loops is very important. This is
alsoa d ificultpor blemi nV AVs ystem.T hes tates pacem odelof 4 in putsan d4 o utputsof V AVs ystemi se stabilshedin th isp aper.T hec ontorledp orcess
is changed into diagonal matrix through state feedback decoupling technology, so that VAV system is decoupled.
Keywords Variablea irv olume Multi-variable Statef eedback Decouplin