RTMN 2.0: An Extension of Robot Task Modeling and Notation (RTMN) Focused on Human–Robot Collaboration

Zhang Sprenger, Congyu; Corrales Ramón, Juan Antonio; Baier, Norman Urs (2023). RTMN 2.0: An Extension of Robot Task Modeling and Notation (RTMN) Focused on Human–Robot Collaboration Applied Sciences, 14(1), p. 283. MDPI 10.3390/app14010283

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This paper describes RTMN 2.0, an extension of the modeling language RTMN. RTMN combines process modeling and robot execution. Intuitive robot programming allows those without programming expertise to plan and control robots through easily understandable predefined modeling notations. These notations achieve no-code programming and serve as templates for users to create their processes via drag-and-drop functions with graphical representations. The design of the graphical user interface is based on a user survey and gaps identified in the literature We validate our survey through the most influential technology acceptance models, with two major factors: the perceived ease of use and perceived usefulness. While RTMN focuses on the ease of use and flexibility of robot programming by providing an intuitive modeling language, RTMN 2.0 concentrates on human–robot collaboration (HRC), which represents the current trend of the industry shift from “mass-production” to “mass-customization”. The biggest contribution that RTMN 2.0 makes is the creation of synergy between HRC modes (based on ISO standards) and HRC task types in the literature. They are modeled as five different HRC task notations: Coexistence Fence, Sequential Cooperation SMS, Teaching HG, Parallel Cooperation SSM, and Collaboration PFL. Both collaboration and safety criteria are defined for each notation. While traditional isolated robot systems in “mass-production” environments provide high payload capabilities and repeatability, they suffer from limited flexibility and dexterity in order to be adapted to the variability of customized products. Therefore, human–robot collaboration is a suitable arrangement to leverage the unique capabilities of both humans and robots for increased efficiency and quality in the new “mass-customization” industrial environments. HRC has made a great impact on the robotic industry: it leads to increased efficiency, reduced costs, and improved productivity, which can be adopted to make up for the skill gap of a shortage of workers in the manufacturing industry. The extension of RTMN 2.0 includes the following notations: HRC tasks, requirements, Key Performance Indicators (KPIs), condition checks and decision making, join/split, and data association. With these additional elements, RTMN 2.0 meets the full range of criteria for agile manufacturing—light-out manufacturing is a manufacturing philosophy that does not rely on human labor.

Item Type:

Journal Article (Original Article)

Division/Institute:

School of Engineering and Computer Science > Intelligente industrielle Systeme (I3S)
School of Engineering and Computer Science > Intelligente industrielle Systeme (I3S) > I3S / Prozessoptimierung in der Fertigung
School of Engineering and Computer Science

Name:

Zhang Sprenger, Congyu0000-0003-4652-4857;
Corrales Ramón, Juan Antonio and
Baier, Norman Urs0000-0003-2868-6414

Subjects:

T Technology > TJ Mechanical engineering and machinery
T Technology > TK Electrical engineering. Electronics Nuclear engineering
T Technology > TS Manufactures

ISSN:

2076-3417

Publisher:

MDPI

Language:

English

Submitter:

Norman Urs Baier

Date Deposited:

15 Jan 2024 16:24

Last Modified:

15 Jan 2024 16:24

Publisher DOI:

10.3390/app14010283

Uncontrolled Keywords:

RTMN; HRC; HRC mode; HRC task; KPI; requirement; decision making

ARBOR DOI:

10.24451/arbor.21007

URI:

https://arbor.bfh.ch/id/eprint/21007

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