FUEL CELL MANUFACTURING METHOD AND FUEL CELL

• Main Authors: MUGISHIMA TAKEHIRO, FUJIMOTO KOKI, NAGASAKI HITOSHI
• Format: Patent
• Language: English; Japanese
• Published: 31.08.2020
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

To provide a fuel cell manufacturing method and a fuel cell manufacturing apparatus capable of forming an appropriate interconnect portion without requiring highly accurate control with a single laser oscillator.SOLUTION: A fuel cell manufacturing method includes a first slit forming step of forming a first slit 161a in a first electrode 16, an electrolyte membrane laminating step of laminating an electrolyte membrane 12 on the first electrode 16, an IC forming step of forming an interconnect portion 30 on the electrolyte membrane 12, a second slit forming step of forming a second slit 162a in the second electrode 16, a second electrode laminating step of laminating the second electrode 16 on the electrolyte membrane 12, and a side edge removal step of removing the side edges of the first electrode 16 and the second electrode 16 such that the first electrode 16 is divided into a plurality of parts via the first slit 161a and the second electrode 16 is divided into a plurality of parts via the second slit 162a.SELECTED DRAWING: Figure 9 【課題】１つのレーザー発振器で高精度の制御を必要とすることなく適切なインターコネクト部を形成することができる燃料電池の製造方法及び燃料電池の製造装置を提供する。【解決手段】 第１電極１６に第１スリット１６１ａを形成する第１スリット形成工程と、第１電極１６に電解質膜１２を積層させる電解質膜積層工程と、電解質膜１２にインターコネクト部３０を形成するＩＣ形成工程と、第２電極１６に第２スリット１６２ａを形成する第２スリット形成工程と、第２電極１６を電解質膜１２に積層させる第２電極積層工程と、第１スリット１６１ａを介して第１電極１６が複数に分割されるように、且つ第２スリット１６２ａを介して第２電極１６が複数に分割されるように、第１電極１６及び第２電極１６の側縁部を取り除く側縁部除去工程と、を備える。【選択図】図９