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43 results about "Normal aging" patented technology

Transformer health state analysis method and system

The invention provides a transformer health state analysis method which comprises the following steps: regarding a normal aging health state and an insulation operation health state of a transformer as health index analysis targets, and determining weight assignments of the two correspondingly; in the normal aging state, obtaining the health index of the transformer body; in the insulation operation state, selecting a plurality of index systems, obtaining the health index of each selected index system and the corresponding weight values according to a preset processing rule, and obtaining a new weight value of each selected index system according to the weight assignment of the insulation operation; and calculating the product of the weight assignment of the normal aging and the health index of the transformer body, and calculating the product of the health index of each index system selected under the insulation operation state and the corresponding new weight value, and regarding the sum value obtained by accumulating the plurality of calculated products as a comprehensive health index. The method can improve accuracy and reliability of health state assessment and defect diagnosis of the transformer, and provides information support and technological base guarantee for intelligent decision and analysis of a smart power grid.
Owner:SHENZHEN POWER SUPPLY BUREAU +1

A power transformer time-varying outage risk assessment method considering weather factors

InactiveCN108985546AMake sure to reflectComprehensive perception of comprehensive time-varying failure probabilityResourcesRisk modelTransformer
The invention provides a power transformer time-varying outage risk assessment method considering weather factors. The method comprises the following steps: S1, establishing a comprehensive meteorological risk index system influencing the operation state of the power transformer; S2, according to the aging failure probability and accidental failure probability of the power transformer, obtaining the comprehensive time-varying operation failure probability of the power transformer; S3,using synthetic meteorological risk index to modify the synthetic time-varying operation failure probability ofthe power transformer, and obtaining the time-varying outage risk assessment model of the power transformer considering weather factors. According to the power transformer time-varying outage risk assessment method of the present invention, the meteorological factors which have great influence on the stable operation of transformer are quantified, and the fault outage model of transformer considering normal aging and accidental fault is optimized by using the synthesized meteorological risk index, and the time-varying outage risk model considering weather factors is obtained to make the riskassessment of transformer more accurate.
Owner:GUANGDONG UNIV OF TECH

Methods for therapeutic use of brain derived neurotrophic factor in the entorhinal cortex

InactiveUS20030124095A1Measured cognitive functionImprove cognitive functionBiocideSenses disorderFactor iiCortical tissue
A protocol for use of growth factors to stimulate neuronal cell growth and activity in trkB receptor containing cortical tissues, including the entorhinal and hippocampal cortices. The method introduces exogenous growth factor, such as BDNF, NT-4 / 5 and NT-3, into the EC. The method is useful in therapy of defective, diseased and damaged neurons in the mammalian brain, of particular usefulness for treatment of neurodegenerative conditions such as Alzheimer's disease or for normal aging.
Owner:RGT UNIV OF CALIFORNIA

Transposon activation during aging and neuronal decline

The present invention relates to transposon activation and mobilization, particularly in the brain, during normal aging; reporter systems to detect such mobilization, along with cells and transgenic animals containing such systems; methods of monitoring neuronal function during normal aging; methods of determining the risk of age-related neuronal decline and age-related mortality; and the use of transposon inhibitors and apoptosis inhibitors to delay age-related neuronal decline and age-related mortality.
Owner:COLD SPRING HARBOR LAB INC

Benzisoxazoles

ActiveUS20150259334A1BiocideSenses disorderDepression bipolar disorderRisk stroke
The present invention relates to compounds of general formulawhereinAr1 / Ar2 are phenyl or a 5 or 6-membered heteroaryl;R1 / R2 is hydrogen, halogen, lower alkyl, CF3 or lower alkoxy; n,m are 1 or 2;or to a pharmaceutically acceptable acid addition salt, to a racemic mixture or to its corresponding enantiomer and / or optical isomers thereof, with the exception of the compound 2,1-benzisoxazole, 3-(4-chlorophenyl)-5-(1-phenyl-1H-pyrazol-5 -yl)-.The compounds may be used for the treatment of schizophrenia, obsessive-compulsive personality disorder, major depression, bipolar disorders, anxiety disorders, normal aging, epilepsy, retinal degeneration, traumatic brain injury, spinal cord injury, post-traumatic stress disorder, panic disorder, Parkinson's disease, dementia, Alzheimer's disease, mild cognitive impairment, chemotherapy-induced cognitive dysfunction, Down syndrome, autism spectrum disorders, hearing loss, tinnitus, spinocerebellar ataxia, amyotrophic lateral sclerosis, multiple sclerosis, Huntington's disease, stroke, radiation therapy, chronic stress, abuse of neuro-active drugs, such as alcohol, opiates, methamphetamine, phencyclidine and cocaine.
Owner:F HOFFMANN LA ROCHE INC

High light-retaining and color-retaining acrylic acid modified polyurethane finishing coat and preparation method thereof

The invention belongs to the field of coating and particularly relates to a high light-retaining and color-retaining acrylic acid modified polyurethane finishing coat and a preparation method thereof.The finishing coat contains a component A and a component B in a weight ratio of 100 to (20-30), wherein the component A contains the following raw materials in parts by weight: 40-50 parts of an acrylate emulsion, 50-60 parts of a polyurethane emulsion, 3-6 parts of an enhancer, 10-15 parts of pigments and fillers, 1-3 parts of a dispersing agent, 0.5-1 part of a defoaming agent, 0-5 parts of other aids and the balance of deionized water; and the component B is a water-based curing agent. The adopted enhancer contains a benzophenone structure with an excellent light stabilization effect andis cable of strongly absorbing ultraviolet light, so that the damage caused by the ultraviolet light to the finishing coat is avoided; and meanwhile, the enhancer has no possibility of being decomposed and decolorized, further contains an N-cyclohexyl p-methoxyaniline structure and has good ozone aging performance, radiation aging resistance and normal aging resistance, and the structure is not decolorized after being placed in air and sunlight for a long time, so that the finishing coat with high light-retaining and color-retaining properties is obtained.
Owner:南京东顶新材料科技有限公司
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