Wɔde asaawa a wɔde ntama a wɔanwene na ɛyɛ nwene, na anyinam ahoɔden a ɛnyɛ adwuma a wɔde yɛ no ne nhama a wɔde yɛ nneɛma ne nneɛma a atwa yɛn ho ahyia no wɔ abusuabɔ kɛse:
1. Fiber Composition: Abɔde mu nhama (cotton, linen, wool) wɔ nsu a ɛtwetwe denneennen, ɛnyɛ den sɛ ɛde charge bɛkɔ, na ɛboaboa anyinam ahoɔden a ɛnyɛ adwuma pii ano; nhama a wɔde yɛ nneɛma (polyester, nylon, ne nea ɛkeka ho) ntumi nnye nsu yiye, ɛko tia kɛse, na ɛnyɛ den sɛ ɛbɛkora ahoɔden so bere a wɔabɔ no akuturuku akyi. Sɛnea data a efi *Textile Research Journal* (2020) kyerɛ no, static voltage a ɛwɔ polyester ntama mu wɔ friction akyi no tumi du boro 2000V, bere a cotton ntama taa yɛ nea ɛba fam sen 500V.
2. Ambient Humidity: Sɛ mframa no mu nsuo a ɛyɛ nwini no nnu 40% a, ɛyɛ den sɛ nsuo a ɛkɔ nsuo mu film bɛhyehyɛ wɔ fiber no ani, na ɛma static effect no yɛ kɛseɛ. Nsɔhwɛ ahorow kyerɛ (a ɛkyerɛ ASTM D423 gyinapɛn) sɛ sɛ nsuo no du 60% a, static voltage a ɛwɔ polyester ntama mu no so tew bɛyɛ 65%.
3. Friction Frequency: Friction ntɛmntɛm (te sɛ bere a ntade ne ntama no di nkitaho bere a wonam no) ma charge transfer ntɛmntɛm. Ntama a wɔanwene no denneennen (te sɛ poplin ne canvas) taa nya anyinam ahoɔden a ɛnyɛ adwuma sen ntama a wɔanwene no yiye (te sɛ gauze) esiane sɛ asaawa no di nkitaho kɛse nti.
