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181results about How to "Reduce complaint rate" patented technology

Construction method for preventing and treating cracks between concrete structure and filler wall

The invention discloses a construction method for preventing and treating cracks between a concrete structure and a filler wall. The construction method particularly comprises the following operation steps of step one, preparing construction; step two, treating a basic layer; step three, conducting paying off wire and setting up height pole; step four, conducting brick laying and putting down the bottom row of bricks; step five, masoning the filler wall; step six, constructing plain concrete constructional columns; step seven, filling the top of masonry. The construction method for preventing and treating the cracks between the concrete structure and the filler wall has the advantages of being wide in application range, and applicable to masonry construction of the filler wall with hollow bricks, autoclaved aerated concrete blocks and the like of the industrial and civil construction concrete structure; when the method compared with traditional processes, being capable of saving cost due to the fact that the main difference in procedure is that the plain concrete constructional columns, concrete reinforcing bands, wall crown filled with hard concrete and other portions replace the masonry; fundamentally solving the problem that cracks of a plaster layer and a coating layer caused by the cracks of the contact surface of the concrete structure and the filler wall, improving a project impression level and project quality, eradicating leakage risks of outer wall surfaces, reducing reworking cost and maintenance cost, saving materials, reducing production of construction waste, lowering a complaint rate of users, and being capable of setting up a corporate image in society and considerable in social benefit.
Owner:CHINA AEROSPACE CONSTR GROUP +1

Electric charge sensitivity assessment method based on logistic regression

The invention discloses an electric charge sensitivity assessment method based on logistic regression. According to the method, electric charge sensitivity models are respectively established for high-voltage users, low-voltage non-resident customers, and resident customers by regarding customer sensitivity as the entry point. The main steps comprise: collecting modeling indexes from a plurality of dimensions including customer basic information, electricity consumption information, and payment information etc., screening variables by employing information values (IV) and related coefficients, grouping the variables based on the optimal grouping algorithm and the optimal clustering algorithm, performing conversion of weight of evidence (WOE), establishing the customer electric charge sensitivity assessment model by employing a logistic regression algorithm, constructing a standard scoring card which is easily understood and implemented according to model parameter estimation values, and finally determining the weights of the variables through an advantage analysis method. According to the method, data support is provided for development of accurate marketing and differentiated service by departments of electric power marketing and customer service through recognition of customers with high electric charge sensitivity, the overall satisfaction degree of the customers is improved, and the customer perception is improved.
Owner:STATE GRID HENAN ELECTRIC POWER ELECTRIC POWER SCI RES INST +1

Electricity fee sensitive user analysis method based on stacking and bagging algorithms

The invention discloses an electricity fee sensitive user analysis method based on stacking and bagging algorithms. The electricity fee sensitive user analysis method comprises steps of using an optimal zone algorithm to solve problems of nonequilibrium and intolerance and construct a training set and a testing set according to electricity fee sensitive classification targets and on the basis of multiple core business indexes of an electricity fee sensitive original data table, further subdividing related core business structuralized characteristics based on electricity fee sensitivity, using a stacking method to construct an electricity sensitive primary model on the basis of nonstructural text characteristics of particles and word frequency statistics, generating extended stacking characteristics for each sample, combining characteristics of the two as an integral input, using a bagging algorithm and a vote algorithm to construct an electricity fee sensitivity secondary model on the training set and the testing set, using a trained model to perform prediction on a verification set and verifying during practical business. The Electricity fee sensitive user analysis method based on stacking and bagging algorithms can improve mastery degree of an electric power company about electricity fee sensitivity of the user, and is beneficial for providing differential and specific quality power supply service.
Owner:MERIT DATA CO LTD

Ventilating, noise-reducing and cooling method and device for unpowered electric transmission and transformation device

The invention relates to a ventilating, noise-reducing and cooling method and device for an unpowered electric transmission and transformation device and belongs to the field of electric power protection. According to the ventilating, noise-reducing and cooling method for the unpowered electric transmission and transformation device, air inside a cable tunnel is led into a substation chamber through an air inflow pipe, the used device comprises a cable conduit and the substation chamber, a rotating air exhaust fan is installed at the position of an overhaul well of the cable tunnel, joints of the cable tunnel and the substation chamber are communicated through the air inflow pipe, and an exhaust fan is arranged at the position inside the substation chamber corresponding to the position of an outlet of the air inflow pipe. According to the ventilating, noise-reducing and cooling method and device, the problem that room temperature of a transformer room is too high when a substation in a city is faced with a summer peak load period can be solved, disputes of disturbance to residents caused by noises generated by fans are also avoided, smooth stable running of indoor devices is guaranteed, energy is saved, consumption is reduced, and reliability of power supply of a power grid is improved.
Owner:STATE GRID SHANDONG ELECTRIC POWER +1

Power distribution network reconstruction demand model building method based on customer demands

The invention relates to a power distribution network reconstruction demand model building implementation method based on customer demands. The method comprises the steps that firstly, data acquisition is performed; secondly, an automatic rating model is built, wherein index constructing, weight determining and score mapping are sequentially performed; thirdly, reconstruction demand rating is performed, wherein characteristic data of a target region are extracted, the characteristic data are automatically calculated and scores are obtained on the basis of the automatic rating model, interval division is performed on the scores, then the level of the corresponding transformer district reconstruction demand is obtained, the characteristic data comprise transformer districts, 95598 work orders and marketing archives; fourthly, rating outputting is performed, wherein the transformer district reconstruction demand rating result is stored in a corresponding database for query; fifthly, the rating result applied to work of a power supply customer service center and an electric power operation and maintenance department. According to the power distribution network reconstruction demand model building implementation method based on the customer demands, distribution network transformer districts in which service hidden hazards exist can be specially focused; accordingly, capital investment of distribution network reconstruction is guided, the service hidden hazards are eliminated in time, the customer complaint rate is decreased, and the customer satisfaction degree is improved.
Owner:STATE GRID FUJIAN ELECTRIC POWER CO LTD +2

Method and apparatus for rating complaint willingness of logistics client

The invention discloses a method for rating complaint willingness of a logistics client. The method comprises the following steps: acquiring client information and client complaint content, arranging an index, and performing ordering, wherein the client information comprises client ID, complaint order numbers, complaint time and evaluation information given by logistic work personnel for clients; according to a time sequence, dividing complaints of the clients into different time periods; calculating complaint probabilities of the clients in the different time periods, and further obtaining complaint probability values of the clients; according to the client information, dividing the client information into different dimensions, distributing weights according to importance of each dimension, and calculating emotion grade values of the clients by use of text, voice and face emotion identification technologies; according to the complaint probability values and the emotion grade values of the clients, calculating complaint willingness total scores of the clients; and according to the complaint willingness total scores of the clients, providing different dispensing priority values for packages, and thus the complaint rate can be substantially reduced.
Owner:SOUTH CHINA UNIV OF TECH

Method and system for providing differentiated services and terminal equipment

The invention is applied to the technical field of power marketing and provides a method, a system for providing differentiated services and terminal equipment. The method comprises the steps of acquiring client attribute information; acquiring client behavior information; acquiring client demand information; generating demand category information through classification of the client demand information; counting the occurring times of each type of demand category information within preset time; calculating the chain growth rate and the year-on-year growth rate corresponding to each type of demand category information; and alarming when the chain growth rate is greater than a first preset threshold value and the year-on-year growth rate is greater than a second preset threshold value, and providing the differentiated services for a client according to the corresponding category information and the associated client attribute information and client behavior information. Thus, the situations that hotspot client demands cannot be accurately predicted and the differentiated services cannot be provided for different clients for the hotspot client demands in advance are effectively avoided, the service efficiency is effectively improved and the client complaint rate is reduced.
Owner:囯网河北省电力有限公司电力科学研究院 +2

Flight income prediction method and system

The invention relates to a flight income prediction method and system. the method comprises: the real passenger carrying quantity of the target flight can be predicted according to the maximum passenger carrying quantity of the target flight and the passenger occupancy rate prediction value; determining the number of passengers who buy airline tickets with different discounts according to the predicted real passenger carrying quantity and passenger ratio data of the target flight; combining the air ticket complete value of the target flight to obtain income prediction values respectively corresponding to a plurality of discount data; therefore, discount data corresponding to the maximum income prediction value can be selected as an optimal discount scheme. Thus, on the premise that the flight income of airlines is ensured, the disadvantage caused by blindly pushing out a discount scheme by an airline company can be avoided, and any low-price ticket limiting condition deviating from related laws and regulations does not need to be added, so that the rights and interests of passengers are guaranteed, the experience degree of the passengers is improved, and the complaint rate of the passengers due to the fact that the airline ticket discount scheme is not full is reduced.
Owner:海南太美航空股份有限公司

Autonomous behavior-based product marketing support system and method

The invention relates to an autonomous behavior-based product marketing support system and method, is a support system which can provide marketing management for a plurality of products at the same time and initiatively provides a novel product marketing mode which is suitable for ordinary users to participate extensively and has great influence. Except for relevant network elements and various product marketing platforms of an original telephone switching network, the product marketing support system is also provided with the autonomous behavior-based product marketing support platform. The system has the following main functions: mainly adopting user autonomous promotion in a short message or network mode to provide parallel support for multi-product and multi-region marketing; and meanwhile, ensuring that transmission or marketing tasks of each product or service are independent to realize noninterference among promotion and transmission tasks. Moreover, the marketing support system and method can strictly limit participating populations and regions and provide real-time marketing awards for participating users. Meanwhile, marketing personnel can learn personal marketing performance in real time, thereby furthest arousing the working enthusiasm of marketing personnel.
Owner:BEIJING DASCOM TECH +1

Tunnel type ultrasonic bottle cleaning machine

InactiveCN104338708AAvoid dead spotsBottle feeding is stable and reliableHollow article cleaningCleaning using liquidsCrankEngineering
The invention relates to the technical field of cleaning machines, in particular to a tunnel type ultrasonic bottle cleaning machine. The tunnel type ultrasonic bottle cleaning machine comprises a machine case filled with a cleaning fluid, wherein a bottle inlet and a bottle outlet are formed in the machine case; a transmission device capable of circulating rotation is arranged in the machine case; a plurality of bottle carrying boxes are arranged on the transmission device; a bottle feeding mechanism for pushing bottles to be cleaned into the bottle carrying boxes is arranged at the bottle inlet; a bottle discharging mechanism for pushing the cleaned bottles out of the bottle carrying boxes is arranged at the bottle outlet. The bottle feeding device adopts a crank and rocker mechanism, movement dead points of a four-bar mechanism are overcome, the bottles are stably and reliable fed, a bottle discharging device adopts a connecting rod to receive the bottles, and the bottles are firstly discharged by a cushion pad and then fed by a bottle receiving claw, so that the tunnel type ultrasonic bottle cleaning machine works stably. A plurality of cleaning working procedures are set in the machine case, the cleaning requirement of the bottles is met, and the work efficiency is high.
Owner:张家港市贝奇尔机械有限公司

PON optical communication terminal state general survey instrument

The invention provides a PON optical communication terminal state general survey instrument. The PON optical communication terminal state general survey instrument is arranged at the rear end of an optical branching device of an optical distribution network (ODN) and is close to subscriber terminal equipment, and the PON optical communication terminal state general survey instrument comprises an optical receiving unit, an optical path distributing unit, a computing unit, a determination unit and a control unit. The PON optical communication terminal state general survey instrument provided bythe invention has the advantages that firstly the PON terminal state detection instrument according to the invention can carry out integrated network quality detection on all the circuits under a portof the branching device by being close to the rear end of the optical branching device of a subscriber without entering indoor space of the subscriber, so that high efficiency and timeliness of network maintenance are improved; and secondly, the PON terminal state detection instrument according to the invention adopts pass-type detection, and the subscriber is not influenced even if in Internet use, so that satisfaction degree of the subscriber in use is improved, and complaint rate of the subscriber is reduced.
Owner:北京益安佳光电科技发展有限责任公司

Multifunctional unmanned distribution flying cart and working method thereof

The invention provides a multifunctional unmanned distribution flying cart and a working method thereof; the multifunctional unmanned distribution flying cart comprises a fuselage shell, wherein the fuselage shell is provided with a support shaft which is axially and fixedly connected; the outer end of the support shaft is hinged with a foldable side shaft; a propeller driven by a propeller motorto rotate is fixed at the end part of the foldable side shaft; a storage box body used for storing articles is arranged below the fuselage shell; a pair of bottom doors capable of opening and closingare arranged at the bottom of the storage box body; wheels are arranged below the storage box body; according to the multifunctional unmanned distribution flying cart, the change of a flying state anda ground walking state can be achieved through the change of the direction of the foldable side shaft; meanwhile, the transportation is achieved by utilizing the storage box body of the articles; thefunctions of unmanned unloading and self-taking of the articles can be achieved through cooperation; the multifunctional unmanned distribution flying cart is driven by a belt wheel and a gear; according to the multifunctional unmanned distribution flying cart, the service quality of express delivery industry can be improved, the delay rate of express items is reduced, and the express delivery issafer, more reliable and more rapid.
Owner:FUJIAN UNIV OF TECH

Method for evaluating transmission-generated abnormal sound of vehicle hydraulic shock absorber

ActiveCN107238502ASimplify the test process and difficultyImprove factory qualityVehicle suspension/damping testingFrequency bandEngineering
The invention discloses a method for evaluating the transmission-generated abnormal sound of a vehicle hydraulic shock absorber, which comprises the following steps of: S1, using an iteratively-loaded sinusoidal signal as a displacement excitation of a test bench moving head to simulate the driving of a car on a rough road surface; S2, setting a sound pressure sensor; S3, using the score rating method to make subjective evaluations of the near-field noise radiated by the absorber itself, and based on this, evaluating the transmission-generated abnormal sound level of the absorber; S4, dividing the collected near-field radiation noise frequency of the shock absorber into blocks, calculating the linear sound pressure level of the noise signal in each sub-frequency band, finding the characteristic sub-frequency band with the highest correlation with the subjective evaluations, and based on this, determining the characteristic frequency band range for the shock absorber's transmission-generated abnormal sound; and S5, making objective evaluations on the shock absorber's transmission-generated abnormal sound indicators. The method of the invention directly utilizes the radiation noise of the shock absorber to carry out the evaluation of the transmission-generated abnormal sound of a shock absorber, which can reflect the level of the transmission-generated abnormal sound of the shock absorber simply and truly.
Owner:SOUTHWEST JIAOTONG UNIV
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