硕士论文-弹载捷联惯导方案设计研究

硕士论文-弹载捷联惯导方案设计研究

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时间:2018-07-23

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1、西北工业大学硕士学位论文弹载捷联惯导方案设计研究姓名:史庆云申请学位级别:硕士专业:电子与信息工程指导教师:秦永元;杨梅苍20050101西北久弃大学二社减士李位格文摘要ABSTRACTWith the urgent demand of national defense construction and the constantprogress of the military science and technology,ourtransformedthe tacticalhas begun theweapon into  precisio

2、n-guidedresearch of precision-guidedweaponcountry hasgradually,at one timeweapon. In the eleventh five-yearplan, the research of JDAM (Joint Direct Attack Munitions) will be startedin our country.   JDAM is a precision-guided and standoff  attack weaponoutside the defence 

3、area,  it left alone after being lunched,  working inall-weather,  far of range  and high- precision.  It  is  new generationhigh-technical weapon, which our country will center on research.    In conformity to the requirement of that JDAM's navigation system isresearched 

4、and manufactured, this thesis studies and analyzes attitude updatealgorithm, navigation algorithm, transfer alignment and integrated mode thatSINS/GPS integrated navigation is adopted in JDAM, furthermore these also areused in guiding SINS/GPS integrated navigation researc

5、h.    In the scheme of bomb-borne SINS, it is not only ensuring the precisionof SINS but also simplifying algorithm that the navigation coordinate systemadopt Quasi-inertial coordinate system,and consider compensation of gravityslant. Attitude algorithm of SINS adopt rotat

6、ion vector, to surmount errorof no-exchangeability effectively. Correcting and transforming the output ofGPS assure the rightness of Kalman filter measurement,This thesis introducesbasic theory of bomb-borne SINS/GPS integrated navigation systematicallyanalyzes the scheme 

7、of SINS/GPS in detail:    1. Establish and analysis of the error model of inertia instrument (thegyro and accelerometer).2. Establish and analysis of the error model of SINS.3. Principle and error analysis of GPS.4. Analysis of attitude update algorithm and navigation algo

8、rithm of SINSB西此工弃大李盖砚硕士毋位恰文摘要56.Algorithm analysis of fast and high-precision transfer a

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