Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

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Work Title:Diagnosis and Troubleshooting of Power Battery Power Failure
Group: Professional Skills Course Group 1Major Category: Equipment Manufacturing Category
Major: New Energy Vehicle Technology
Unit: Beijing Electronic Technology Vocational College, Beijing Hongdu Automobile Group Co., Ltd.
Participating Team: Wang Guna, Chen Junjie, Song Jiantong, Wang Ailong

Video 1: Lesson Plan 1 + Analysis of Power Battery High Voltage Power-On Principle

Video 2: Lesson Plan 4 + Actual Vehicle Repair of Power Battery Consistency Fault

Video 3: Lesson Plan 5 + Master Demonstration of Power Battery High Voltage Component Repair

Video 4: Lesson Plan 5 + Virtual Repair of Power Battery High Voltage Component Fault

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Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

Excellent Works Showcase: Diagnosis and Troubleshooting of Power Battery Power Failure

Spraying ▶

Comprehensive Knowledge of Automotive Spray Painting Technology

Why is it said that a spray painter who can adjust paint has a better future?

Let’s talk about the spray guns used in recent years

Why does automotive spray painting have bead issues?

Sharing how to quickly do the base?

PPG Repair Paint Knowledge Q&A
How to achieve a 90-minute delivery for sheet metal spraying?
How to solve the problem of poor paint adhesion?
Cleverly use color paint for partial repairs
Selected knowledge for water-based paint spraying construction (color paint layer shrinkage, seepage color shadow)
Common ten types of coatings and their properties
PPG Oil-based Color Formula Collection
BMW Gray Car Paint Collection
Coating Tutorial. Mixing and Applying Primer
Examples of Color Matching for Solid Color Paints in Automotive Paint Adjustment
These spray painting details, have you noticed them?
Feather edge sanding steps
How many steps are involved in the spray painting of a white car body?
Three-process white pearl repair “color paint joint spraying skills”
Three-process pearl paint fading repair skills
Three-process color painting construction technology for automotive coating repair
These spray painting details, have you noticed them?
Primer sanding
Intermediate primer
Why is it so “slow” to spray paint at a 4S shop?
Feather edge sanding steps
◆ How to spray gloss varnish, how to spray varnish?
Detailed explanation of spraying automotive (pearl white paint)
A brief analysis of the repair process for two-process water-based metallic paint
Common problems and defects during spraying — bubble formation in the coating
How to choose the best feeding method for spray guns
What to do if there are bubbles or peeling after automotive spray painting? You may have missed these points
How to spray paint the front hood of a car
The correct way to spray varnish in summer
Any tips for spraying plastic parts?
◆ Let’s talk about the spraying methods for water-based varnish
◆ How to find sand holes when scraping automotive putty, how to deal with it
◆ Why do you need to spray the entire car for scratch touch-up?
◆ Why does automotive spray painting require dry sanding throughout?
◆ Solutions for paint odor in the car after spraying
◆ FESTOOL Dry Sanding Four-Step Method
Detailed process of dust-free dry sanding
◆ Three common dry sanding systems
◆ What is the most difficult part of delivering the spray painting?
◆ Why is the paint of luxury cars always so bright?
◆ Does automotive spray painting still have technical content?
◆ Why is there color difference after automotive spray painting, and what factors affect the color difference?
◆ Let’s talk about the two-color coating process for automotive doors
◆ Are the touch-up paint pens sold on Taobao useful? Is it a tax on IQ?
◆ Silver powder spraying skills
Analysis of joint process flow
◆ Let’s talk about 2K car paint!
What reactions occur when varnish and hardener are not compatible?
◆ Let’s talk about the sequence of spray gun operation
◆ Who says that a car is not worth much after being sprayed?
◆ What are the causes and solutions for bubble formation in automotive spray painting?
Is varnish shiny or not, does thinner have an impact?
◆ Common 10 types of paint surface defects after spraying
◆ Why should we try to leave a “joint” when spraying color paint?
◆ What color is the primer paint and how to judge if the primer is exposed?
◆ How to properly spray varnish?
A brief analysis of the application methods for water-based anti-rust primer
Common faults in spray gun operation, you will understand after watching
Construction process and techniques for matte varnish
◆ How to repair paint layer defects?
◆ Five essential conditions for color matching technicians
◆ Techniques for applying and sanding atomized gray on complex workpieces
Application of atomized gray
Various holes, bubbles, and cracks that appear during spraying, can you distinguish them?
◆ Types and introduction of automotive putty
Techniques for scraping automotive putty (with video)
◆ How to find sand holes when scraping automotive putty, how to deal with it (with video)
◆ Process flow and requirements (standard construction process for body treatment)
◆ You must understand these small knowledge about spray baking paint rooms
◆ Introduction to spraying flexible plastic parts (bumper spraying)
◆ Enhance varnish adhesion, prevent varnish peeling
◆ Bottom treatment before spraying paint – double insurance for automotive spray painting
◆ Recommendations for spraying procedures for bare plastic bumpers
◆ Common causes and prevention of defects in repair paint – loss of gloss
◆ How to cleverly deal with cracking of automotive paint film
◆ What types of automotive paint are there?
Common methods for detecting coating thickness and application standards
◆ Why do pinholes appear after spraying pure white water-based paint?
◆ How do water droplets appear during the spraying process?
◆ Why do I need to retouch after scratching? How was my paint surface adjusted?
◆ Can you distinguish various holes, bubbles, and cracks?
◆ Types and characteristics of spray guns – video teaching in 5 minutes
Two-color spraying process video
How to spray white pearl paint well?
Why does white paint turn yellow within 72 hours?
◆ Why so many reworks?
◆ You may overlook that polishing processes are also very important
◆ Where to check the automotive paint color code?
◆ Quickly understand the automotive paint color matching system
How long can automotive paint adjustment shops last?
How high are the costs of an auto repair worker’s resignation?
The role, ratio, and precautions of hardeners
Many tricks in quick auto paint repair, listen to the secrets from quick repair technical masters
How to control the viscosity of paint during spraying?
◆ Standard process diagram for repair paint spraying
Analysis of the causes and prevention of solvent bubbles and pinholes in automotive spray painting
◆ Management system for paint auxiliary materials in the spray painting workshop
Reference for automotive spray painting prices! It’s not easy, stop the price war!
How to prevent paint surface contamination in baking paint rooms?

Paint

Top ten automotive paint brands in 2023 and analysis of the Chinese market
New Jinxing (oil-based paint) formula collection
New Jinxing (water-based paint) formula collection
Color card library / national standard / Raoul / Pantone / alloy paint / – WeChat version electronic color card
Sheet metal spray management training (2)
Sheet metal spray management training (1)
Sheet metal spray management training (2)
Spraying tutorial on basic knowledge of automotive coatings (1) / paint company materials
Spraying tutorial on basic knowledge of automotive coatings (2) / paint company materials
Spraying tutorial on automotive repair paint introduction (1) / paint company materials
Spraying tutorial on automotive repair paint introduction (2) / paint company materials
Spraying tutorial on construction process (1) / paint company materials
Spraying tutorial on construction process (2) / paint company materials
Spraying tutorial on spraying equipment (1) / paint company materials
Spraying tutorial on spraying equipment (2) / paint company materials
Spraying tutorial on spraying equipment (3) / paint company materials
Standard construction process for body treatment / paint company materials
Standard construction process for pre-treatment / paint company materials
Standard construction process for topcoat spraying / paint company materials
Beauty treatment / standard construction process for bumper treatment / paint company materials
Appendix 1 of process flow and requirements / paint company materials
Appendix 2 of process flow and requirements / paint company materials
What reactions occur when varnish and hardener are not compatible?
What are the differences between 1K and 2K color pastes?
◆ Parrot 90 water-based paint color training
Automotive paint adjustment 1 computer paint adjustment and mobile phone formula checking
Automotive paint adjustment 2 color perception check
Automotive paint adjustment 3 automotive paint classification
Automotive paint adjustment 4 color mixing and fading principles
Automotive paint adjustment (05) three elements of color
Automotive paint adjustment (06) video on three elements of color
Automotive paint adjustment (07) color paste mnemonic
Automotive paint adjustment (08) basic practical operation
Automotive paint adjustment (09) steps for manual color matching
Automotive paint adjustment (10) selection and use of silver powder and pearl color pastes
Automotive spray paint adjustment ratio table
Brief description of the mixing and spraying methods for matte paint
How to achieve good results when applying gloss oil on 1K black paint
The impact of thinner on the gloss of paint
The role, ratio, and precautions of hardeners
Analysis of color matching errors in automotive paint adjustment
Why are there 10 questions about paint and coatings?

Sheet Metal

What does an automotive sheet metal worker do?
3M Standard Operating Procedures – Replacement of Sheet Metal Parts
Automotive Body Sheet Metal – Disassembly of Panel Parts
Analysis of Automotive Dent Repair Technology without Damage
Detailed Explanation of Automotive Body Dent Repair Technology
Automotive Sheet Metal Spray Center Planning Scheme
◆ Quality Inspection Standards for Sheet Metal
◆ Two Minutes to Understand How Car Crashes Are Repaired
◆ Understanding Automotive Body Structure
◆ Understanding Automotive Body Materials
Structural Forms of the Body
◆ Connection Methods of the Body
Load-bearing Body Structure
◆ Connection Methods of the Body
◆ Safety Training
Classification of Automotive Bodies
◆ Disassembly and Adjustment of Automotive Doors
◆ Connection Technology of the Body
◆ Steel Outer Panel Shaping of the Body
Repair Technology for Aluminum Outer Panels of the Body
◆ Repair of Dents in Automotive Bumpers
◆ How to Prevent Holes from Forming During Shaping with the Intermediate Machine
◆ Repair Technology for Aluminum Alloy Bodies
◆ Analysis of Welding Technology for Steel Outer Panels of Automotive Bodies
◆ Repair of Steel Panels of Automotive Bodies
◆ Non-paint Dent Repair Technology for Metal Panels of Automotive Bodies
◆ Common Tools for Sheet Metal Repair and Their Functions
◆ What Do You Know About Sheet Metal Materials and Surface Treatment Processes?
◆ Common Defect Forms in Sheet Metal Welding and Improvement Measures
This is a sheet metal worker, what are you?
Sheet Metal Spray Technology Sharing – Repair of Aluminum Outer Panels of the Body
What Do You Know About Sheet Metal Process Knowledge?
◆ How Do Experienced Sheet Metal Workers Measure Body Data?
Repair of Aluminum Outer Panels of the Body

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