A stick-slip vibration suppression method for the drillstring system based on neutral type model.
Jun ChengMin WuChengda LuLuefeng ChenXin ChenWeihua CaoXuzhi LaiPublished in: ASCC (2017)
Keyphrases
- mathematical model
- objective function
- statistical model
- high order
- cost function
- test data
- reconstruction method
- optimization method
- classification method
- theoretical analysis
- preprocessing
- probabilistic model
- high accuracy
- markov model
- prior knowledge
- hybrid model
- detection method
- sensitivity analysis
- evaluation method
- gaussian distribution
- pairwise
- input data
- linear regression
- prediction model
- monte carlo simulation
- hybrid method
- analytical model
- em algorithm
- significant improvement
- closed form
- computational model
- clustering method
- study proposes
- probability distribution
- energy function
- linear model
- network model
- maximum likelihood
- modeling method
- optimization model
- denoising
- segmentation algorithm
- bp neural network
- classification algorithm
- parameter space
- prior information
- similarity measure
- statistical methods
- kalman filter