Shandong University

China Petroleum & Chemical Corporation

Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering Co., Ltd.

Sinopec Shengli Petroleum Engineering Co., Ltd

Sinopec Oilfield Service Corporation

Ke Li

Chenghui Zhang

Wenbo Li

Yu Wang

Bin Duan

Yunlong Shang

Kai Gao

Qi Zhang

Yibin Li

Naxin Cui

Feng Xu

Hui Li

Lei Yu

Haiyang Wang

Jiali Wang

Yuchen Mu

Shi Zhang

Hui Tian

Chengjun Wang

Gongrang Li

Chunguang Li

Jianghong Jia

Haibin Li

Bingtai Li

Jie Sun

Xudong Wang

Zhendong Liu

Mingze Sun

Yuguo Chen

Jiaojiao Pang

Yuan Bian

Ruixuan Zhang

Chang Pan

Xizhou Wang

Bingxiang Sun

Na Zhang

A chest and abdomen coupled cardiopulmonary resuscitation device, including a bottom plate and at least two compression/traction mechanisms, wherein each of the two compression/traction mechanisms includes two linear motors with opposite positions, the axes of the two linear motors are perpendicular to the bottom plate, and the bottoms of the linear motors are in slip connection with the bottom plate; and the tops of the two linear motors are fixedly connected by a connecting mechanism, the bottom of the connecting mechanism is fixedly provided with a presser connected to an air pump, and the presser can move on the connecting mechanism along a direction perpendicular to the sliding direction of the linear motors. The device can be adjusted to the optimal compression frequency, depth and duration according to objective physiological indicators, thereby greatly improving success rate of rescue.

Chest and abdomen coupled cardiopulmonary resuscitation device

Provided is a system and method for the distributed networked test of electric vehicles based on a cloud platform, comprising a cloud computing platform and a plurality of remote test benches, wherein the remote test benches, being provided at least two, to form a remote distributed networked structure and transmit test data to the cloud computing platform; the cloud computing platform, being in real-time bidirectional data communication with the remote test bench and configured to receive each test data in real-time, perform a data cleaning, a data classing washing, a data fusion and a data mining, extract useful data information from the test data, build corresponding a data model and a mechanism model on the cloud computing platform according to historical data and a mechanism of control object, control for different test benches, and complete a fault diagnosis and an early warning.

System and method for distributed networked test of electric vehicles, storage medium and terminal device

The present invention belongs to the technical field of integrated energy system (IES), and provides a method and system of multi-time scale compound control of IES based on dual-loop feedback robust model predictive control (RMPC), comprising: analyzing multi-time scale characteristics of typical equipment and integrated demand response (IDR), establishing a compound control framework for equipment-side-load-side coordination, carrying out differential control on different time scales through intra-day three-layer controller aiming at the difference in regulation rate and response characteristics between the multi-energy equipment and the IDR, modifying, layer by layer, a reference of upper layer and issuing control strategies in real-time, which fully stimulates flexibility on both sides of supply and demand.

Method and system of multi-time scale compound control of integrated energy system based on dual-loop feedback robust model predictive control

Provided is a portable automated chest-abdominal compression (CC-AC) device used in confined spaces and a manipulation method thereof, comprising: a compression mechanism having a strap fixing module, a compression plate connected to the strap fixing module and a compression piston arranged on one side of the compression plate; a detection module having a displacement sensor and a pressure sensor; a control module receiving compression depth and pressure, and obtaining a compensation value of time of a single compression according to the compression depth and a target depth, thereby controlling an action of a driving mechanism during the CC process; constructing an abdominal mechanics model according to the compression depth and pressure, and compensating the compression depth according to the target pressure by using the abdominal mechanics model, thereby controlling the action of the driving mechanism during the AC process.

Portable automated chest-abdominal compression device used in confined spaces and manipulation method thereof

A method and system for performing analysis and calculation of multi-energy flow for integrated energy system (IES), comprising establishing electrical power flow model, hydraulic model and thermal model, to form preliminary model of IES; constructing DHL-LSTM neural network for nonlinear regression of electrical power flow model, construct SHL-LSTM neural network for nonlinear regression of hydraulic model, and finding optimal parameters of two neural networks; training the two models, and adding error compensations into the two models; simplifying the thermal model, to obtain mechanism-driven linear thermal mode; and embedding mechanism-driven linear thermal model into error-compensated hydraulic model and error-compensated electrical power flow model respectively, to form and use final model of the IES to perform analysis and calculation of multi-energy flow. The present invention fully considers the coupling property inside the system, and avoids the situation that the convergence speed is slowed down when solving high nonlinear problems.

Method and system for dispatching multiple energy sources in integrated energy system

Disclosed is a coated rubber particle, preparation thereof and its application as a plugging material in drilling fluids. The coated rubber particle comprises a rubber core and a coating layer, wherein the core has a fluorine content (at %) of 0-15%, the coating layer has a fluorine content (at %) of 30-80%, and the coated rubber particle has a 24-hour oil absorption rate of 4% or less. The coated rubber particle has good oil resistance, and is particularly suitable for use as a plugging material in drilling fluids, particularly oil-based drilling fluids.

Coated rubber particle, its preparation and application thereof

Growing community of inventors

SHANDONG, China

Ke Li