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Aineistot 3105-3109 / 3109

    • Zero Energy Building by Multi-Carrier Energy Systems including Hydro, Wind, Solar and Hydrogen 

      Mehrjerdi, Hasan; Hemmati, Reza; Shafie-khah, Miadreza; Catalao, Joao P. S. (Institute of Electrical and Electronics Engineers, 28.10.2020)
      article
      This paper proposes a unified solution to address the energy issues in net zero energy building (ZEB), as a new contribution to earlier studies. The multi carrier energy system including hydro-wind-solar-hydrogen-methane-carbon ...

    • Zur Nachhaltigkeitsberichterstattung deutscher und finnischer börsennotierter Unternehmen 

      Enell-Nilsson, Mona; Koskela, Merja; Gansel, Christina; Luttermann, Karin (Lit Verlag, 2020)
      bookPart
      Der Beitrag 1 stellt eine Untersuchung der Nachhaltigkeitsberichterstattung börsennotierter Unternehmen im DAX 30 und im OMX Helsinki 25 vor. Das Ziel ist es, das Berichtsformat, die Berichtssprache(n) und die Berichtsbe ...

    • "Året präglades av coronaviruspandemin" – Regeringar rapporterar om statligt ägda bolag i Finland och Sverige 

      Koskela, Merja; Enell-Nilsson, Mona; Katajamäki, Heli; Enell-Nilsson, Mona; Kauppinen-Räisänen, Hannele; Limatius, Hanna (VAKKI ry, 15.12.2022)
      article
      The governments of Finland and Sweden report annually on state-owned companies. The reporting aims to motivate and legitimize state ownership and thus constitutes an example of sustainable public communication. In this ...

    • 双钻头自平衡钻进系统用多通道连续缆管设计 

      Zhao, Yan; Ai, Hongxin; Gao, Ke; Zhang, Congshan; Lyu, Xiaoshu; Xie, Xiaobo (China Coal Research Institute, 04 / 2023)
      article
      The problems, such as low drilling efficiency, large disturbance to the hole wall and long assistance time of tripping caused by the “long arm jurisdiction” drive of the ground drilling rig to the underground drill bit, ...

    • 钻孔救援连续缆管储放设备研制 

      Gao, Ke; Niu, Xin; Zhao, Yan; Qin, Xiaolin; Lyu, Xiaoshu; Xie, Xiaobo (China Coal Research Institute, 03 / 2023)
      article
      The double-bit bionic self-balancing continuous drilling technology has the advantages including requiring no drilling rig, high drilling speed and slight disturbance to the borehole wall. It is one of the key potential ...