JAPANESE REPORTS ON ELECTRICAL FIRE CAUSES

Just who is doing all the fire research work out there? T.C. Forensic are pleased to present this fascinating series of abstracts from our Japanese colleagues. You can download the entire series (154K pdf) or view a selection of pages below.

Summarized and translated by
Yasuaki Hagimoto (NRIPS Japan)
visiting VTT from 14 Feb. 1996 to 12 March 1996

1. Investigation Reports and Igniting Experiments on the Electrical Causes of Fires Started after the Earthquake in Kobe Area - 1995

2.Glowing Phenomenon at the Contact of Different Kind of Metals

3. Phenomenon of Glow at the Electrical Contacts of Copper Wires

4. Igniting Experiments of Flat-type Cables by Dropping Saline Solution on their Damaged Insulation

5. Temperature Measurements of Extension Electrical Cords Using a Thermal Camera

6. Fire Hazard of a Coiled Electric Cord Insulated with Synthetic Rubber

7 & 8. Fire Hazard of a Coiled or Bundled Cord

9, 10, 11, 13 & 14. Fire Hazard by Short Circuit due to Arcing between Conductors of Wiring

12. Fire Hazard by Short Circuit due to Arcing between Conductors of Wiring

15. Protection Failure of Short-circuit by Arcing along the Insulating Material between Two Conductors of Wiring or Wiring Devices

16a. Fire Hazards of Wiring and Wiring Devices

16b & 17. Electrical Discharge and Fire Hazard of a Flexible Cord with a Partial Disconnection

18 & 19 Difference of Protection Characteristics between Normal-type Circuit Breakers and High-speed-type Circuit Breakers for Short Circuit by Arcing

20. Fire Hazard of Short Circuits on Electrical Wiring

21. Effect of Electromagnetic Force on the Arcing Current

22 to 24. Interim Report on the Fire Safety of Wiring Devices

22. What we have done, what we are doing now and what we are going to do

23. Result of the investigation on plugs and receptacles damaged by tracking (Interim Report)

24. Idea of the Interim Report on the Results of Examinations on Electrical Plugs

24b & 25 Static Electricity of Human Body in Walking

26 Increase in Human Body Potential Caused by repeated Movement

27. Possibility of Gas Explosions Caused by the Electric Sparks of Domestic Switches

28. Ignition Possibility of Inflammable Mixtures with Burning Cigarettes

29. Ignitability of Various Solid Combustibles by Gas Explosion

30. Temperature Measurement of Falling Spatters of Arc Welding

31. Ignitability of Platinum-Benzine Type Pocket Warmer in Hyperbolic Oxygen Chamber

32. When does a Cigarette Cause a Fire ?

34. Studies on the Ignitabiliy of Inflammabls by a Smoldering Cigarette

35. Morphological and Chemico-analytical Studies of the Electric Melting Marks

36. Metallurgical Study on the Formation of Melting Marks at the Scene of Fire

37. On The Effect of Thermal Histories upon the Metallographic Structure of Electric Wires

38. Research on First and Second Fused Mark Discrimination of Electric Wires (No. 1)

38, 39 & 41. Research on First and Second Fused Mark Discrimination of Electric Wires

39. Research on First and Second Fused Mark Discrimination of Electric Wires (No. 2) ( This has just the same contents as following No. 41.)

41. Research on First and Second Fused Mark Discrimination of Electric Wires

42. Discrimination between Primary and Secondary Ark Marks on Electric Wires by the micro-void Distribution

43. Possibility of Carbon Inclusion in the Molten Mark of Polyvinyl Chloride Insulated Codes Due to a Fire

44. Firing Phenomena of Polyvinyl Covering Cords Caused by High Temperature Deterioration

45. Thermal Runaway of Polyvinyl Chloride Covering Cords Caused by High Temperature Deterioration.

46. Firing Current Range of Model Polyvinyl Chloride Covered Cord Having Disconnected Element Wires

47. Ignitability of VVF Cable in Contact with Grounded Object

48. Igniting Process of VVF Cable in Contact with Grounded Object

49. Partial Disconnection Test of New Product (Stranded Cords Used for Domestic Plugs)

50. Why is an Electrical Cord Fixed to a Fuel Hose of a Heating Equipment Often Cut?

51. Ignition Experiments and Thermodynamical Analysis of Model Cord with Disconnected Element Wires

52. Deterioration and Firing Properties of Polyvinyl Chloride Covering Cords at Elevated Temperature

53a. Research on thermal Phenomena of Twist Joint Point of P.V.C. Insulated Flexible Cords

53b. Protection Behavior of MCCB for the Short-circuited Cords and VVF Cables

54. The Carbonisation and the Degree of Crystallisation of Organic Insulator due to Electric Breakdown

55. Experiments on Dielectric Breakdown and Ignition of Phenolic Resin Used in the Battery of DC 24V

56. Migration Phenomena of Silver and Copper Electrodes on Surface of Organic Insulating Materials

57. Multiplication Phenomenon of Copper Metallic Compounds Caused by Electrolytic Corrosion and Deterioration of Insulating Materials

59. Electric Ignition Phenomena Caused by Tracking Failure in Distribution Cable and Development of Electric Fire Protection Equipment

60. The Study on Tracking between Blades of Attachment Plug

61. Influence of the Direction of a Electric Hair Drier on Melting of its Heater

62. Evidence of Use of an Incandescent Lamp in case of Fire

63. FIRE REPORT: Fires of Small Battery

64. A Case Report of a Fire Caused by a Down-light and an Experiment for the Proof

65. A Case Report of a Malfunction of Electric Leakage Breaker

66. Fire Hazard of a Television

67a. Study on Causes of Fires after Hyogoken-Nanbu Earthquake

67b. Ignition Mechanism of Fuel Leaked in Vehicles

68. Ignition Process of Intermittent Short-circuit on the Modelled Automobile Wires

83. A Case Report of Fire Accident by a Color TV Set

84. Fire Hazard of Clothes Dryer

86. Fire Hazard of Plug and Receptacle

87. A Fire of Power Transmission Cable in a Tunnel

89. An Investigation On Measurement Methods of Insulation Resistance

90. Development of Breaker-Operating Computer Simulation Program and Breaking Characteristics between Main Breaker and Branch Breakers

91. Fire Hazards of Short Circuit by Arc Discharge on Carbonized Conductive Track (Content of this report is included in No. 15.)

92. Thermal Degradation Properties of Electrical PVC Tape

94. Classification of Arc Marks on Electrical Wires (Content of this report is included in No. 42.)95. Ignition Hazard by Short Circuit between Element Wires of a Stranded Cord

96. Studies on Thermal Phenomena of Twisted Joint Point of P.V.C. Insulated Flexible Cords (Content of this report is included in No. 53.)

97. Electrical Characteristics of Carbonized Electrical Insulating Materials (Content of this report is included in No. 6.)

125. Dielectric and Electric Conductance Characteristics of Polyvinyl Chloride Exposed to Corona Discharge

126. Tracking Breakdown of Electric Plugs and Receptacles

127. Experiments of Firing by Electric Soldering Iron

128. Fire Accident of Bathroom Ceiling Caused with a Ventilating Drier

129. A Case Report of a Fire Caused by a Desk Lamp with a touch Switch

130. A Case Report of a Fire Accident Started at the Wiring of a Ceramic-type Electric Space Heater

131. A Study on the Fusion of Electric Heating Wire

132. Relationship of Service Entrance Direction to the Arc Signs of Short Circuits (Content of this report is included in No. 21.)

154. Fire Causes at Electrical Wiring Devices (Fire Cases and Their Feature, Damage Conditions and Prevention)

155. Electric Facilities in Houses

156. Electric Appliances and Receptacles in Houses

157. Circuit Breakers

158. Data of New Type Circuit Breakers

159. Summary of Fire Causes in Electrical Cords

160. Japanese Industrial Standard


n.b. Some figures referred to in these reports are unavailable